diff --git a/DataHolderLib/CMakeLists.txt b/DataHolderLib/CMakeLists.txt
index 3983aa59b14d1c0eacac4ba6d3a3355ebfaf5dfa..fa64455df7fb274b57ab421f8bd8dd656ab57fd4 100644
--- a/DataHolderLib/CMakeLists.txt
+++ b/DataHolderLib/CMakeLists.txt
@@ -5,7 +5,7 @@ GET_SOURCE_FILES(SOURCES_DataHolderLib)
 add_library(DataHolderLib ${SOURCES_DataHolderLib})
 
 target_link_libraries(DataHolderLib
-	GeoLib
-	MeshLib
-	logog
+    GeoLib
+    MeshLib
+    logog
 )
\ No newline at end of file
diff --git a/DataHolderLib/Project.cpp b/DataHolderLib/Project.cpp
index 8df157f4e39306fcb939af993ec8e512aa8d6320..b5169e02830e498c9c31ff00fe79a8f167a4bc23 100644
--- a/DataHolderLib/Project.cpp
+++ b/DataHolderLib/Project.cpp
@@ -24,80 +24,80 @@ namespace DataHolderLib
 
 void Project::addMesh(std::unique_ptr<MeshLib::Mesh> mesh)
 {
-	std::string name = mesh->getName();
-	getUniqueName(name);
-	mesh->setName(name);
-	_mesh_vec.push_back(std::move(mesh));
+    std::string name = mesh->getName();
+    getUniqueName(name);
+    mesh->setName(name);
+    _mesh_vec.push_back(std::move(mesh));
 }
 
 std::vector<std::unique_ptr<MeshLib::Mesh>>::const_iterator
 Project::findMeshByName(std::string const& name) const
 {
-	return const_cast<Project&>(*this).findMeshByName(name);
+    return const_cast<Project&>(*this).findMeshByName(name);
 }
 
 std::vector<std::unique_ptr<MeshLib::Mesh>>::iterator
 Project::findMeshByName(std::string const& name)
 {
-	return std::find_if(_mesh_vec.begin(), _mesh_vec.end(),
-		[&name](std::unique_ptr<MeshLib::Mesh> & mesh)
-		{ return mesh && (name == mesh->getName()); });
+    return std::find_if(_mesh_vec.begin(), _mesh_vec.end(),
+        [&name](std::unique_ptr<MeshLib::Mesh> & mesh)
+        { return mesh && (name == mesh->getName()); });
 }
 
 const MeshLib::Mesh* Project::getMesh(const std::string &name) const
 {
-	auto it = findMeshByName(name);
-	return (it == _mesh_vec.end() ? nullptr : it->get());
+    auto it = findMeshByName(name);
+    return (it == _mesh_vec.end() ? nullptr : it->get());
 }
 
 bool Project::removeMesh(const std::string &name)
 {
-	auto it = findMeshByName(name);
-	if (it != _mesh_vec.end())
-	{
-		delete it->release();
-		_mesh_vec.erase(it);
-		return true;
-	}
-	return false;
+    auto it = findMeshByName(name);
+    if (it != _mesh_vec.end())
+    {
+        delete it->release();
+        _mesh_vec.erase(it);
+        return true;
+    }
+    return false;
 }
 
 bool Project::meshExists(const std::string &name) const
 {
-	return findMeshByName(name) != _mesh_vec.end();
+    return findMeshByName(name) != _mesh_vec.end();
 }
 
 bool Project::getUniqueName(std::string &name) const
 {
-	int count(0);
-	bool isUnique(false);
-	std::string cpName;
-
-	while (!isUnique)
-	{
-		isUnique = true;
-		cpName = name;
-
-		count++;
-		// If the original name already exists we start to add numbers to name for
-		// as long as it takes to make the name unique.
-		if (count > 1)
-			cpName = cpName + "-" + std::to_string(count);
-
-		for (auto & mesh : _mesh_vec)
-			if ( cpName == mesh->getName())
-				isUnique = false;
-	}
-
-	// At this point cpName is a unique name and isUnique is true.
-	// If cpName is not the original name, "name" is changed and isUnique is set to false,
-	// indicating that a vector with the original name already exists.
-	if (count > 1)
-	{
-		isUnique = false;
-		name = cpName;
-	}
-	return isUnique;
+    int count(0);
+    bool isUnique(false);
+    std::string cpName;
+
+    while (!isUnique)
+    {
+        isUnique = true;
+        cpName = name;
+
+        count++;
+        // If the original name already exists we start to add numbers to name for
+        // as long as it takes to make the name unique.
+        if (count > 1)
+            cpName = cpName + "-" + std::to_string(count);
+
+        for (auto & mesh : _mesh_vec)
+            if ( cpName == mesh->getName())
+                isUnique = false;
+    }
+
+    // At this point cpName is a unique name and isUnique is true.
+    // If cpName is not the original name, "name" is changed and isUnique is set to false,
+    // indicating that a vector with the original name already exists.
+    if (count > 1)
+    {
+        isUnique = false;
+        name = cpName;
+    }
+    return isUnique;
 }
 
 } //namespace
diff --git a/DataHolderLib/Project.h b/DataHolderLib/Project.h
index 670e66f7f58f4c83feb14d084c22ea98efc9f05f..2d5550857c66d75988f2bf7d67ca35a3ebd279cf 100644
--- a/DataHolderLib/Project.h
+++ b/DataHolderLib/Project.h
@@ -17,7 +17,7 @@
 #include "MeshLib/Mesh.h"
 
 //namespace MeshLib {
-//	class Mesh;
+//    class Mesh;
 //}
 
 namespace DataHolderLib
@@ -31,53 +31,53 @@ namespace DataHolderLib
 class Project final
 {
 public:
-	/// Constructor
-	Project() = default;
+    /// Constructor
+    Project() = default;
 
-	Project(Project&) = delete;
+    Project(Project&) = delete;
 
-	~Project() = default;
+    ~Project() = default;
 
-	/// Returns the GEOObjects containing all points, polylines and surfaces.
-	GeoLib::GEOObjects& getGEOObjects() { return _geoObjects; }
+    /// Returns the GEOObjects containing all points, polylines and surfaces.
+    GeoLib::GEOObjects& getGEOObjects() { return _geoObjects; }
 
-	/// Adds a new mesh under a (possibly new) unique name.
-	/// \attention This might change the given mesh's name.
-	void addMesh(std::unique_ptr<MeshLib::Mesh> mesh);
+    /// Adds a new mesh under a (possibly new) unique name.
+    /// \attention This might change the given mesh's name.
+    void addMesh(std::unique_ptr<MeshLib::Mesh> mesh);
 
-	/// Returns the mesh with the given name or a \c nullptr if the mesh was not
-	/// found.
-	const MeshLib::Mesh* getMesh(const std::string &name) const;
+    /// Returns the mesh with the given name or a \c nullptr if the mesh was not
+    /// found.
+    const MeshLib::Mesh* getMesh(const std::string &name) const;
 
-	/// Returns all the meshes with their respective names
-	const std::vector<std::unique_ptr<MeshLib::Mesh>>& getMeshObjects() const
-	{
-		return _mesh_vec;
-	}
+    /// Returns all the meshes with their respective names
+    const std::vector<std::unique_ptr<MeshLib::Mesh>>& getMeshObjects() const
+    {
+        return _mesh_vec;
+    }
 
-	/// Deletes all meshes with the given name and removes them from the list of
-	/// saved meshes. If any mesh was found for removal, true is returned and
-	/// false otherwise.
-	bool removeMesh(const std::string &name);
+    /// Deletes all meshes with the given name and removes them from the list of
+    /// saved meshes. If any mesh was found for removal, true is returned and
+    /// false otherwise.
+    bool removeMesh(const std::string &name);
 
 private:
-	/// Checks if a mesh with the same name exists and provides a unique name in
-	/// case of already existing mesh. Returns true if the mesh name is unique.
-	/// Returns false and changes the provided name to a unique name otherwise.
-	bool getUniqueName(std::string &name) const;
+    /// Checks if a mesh with the same name exists and provides a unique name in
+    /// case of already existing mesh. Returns true if the mesh name is unique.
+    /// Returns false and changes the provided name to a unique name otherwise.
+    bool getUniqueName(std::string &name) const;
 
-	/// Returns true if a mesh with the same name exists and false otherwise.
-	bool meshExists(const std::string &name) const;
+    /// Returns true if a mesh with the same name exists and false otherwise.
+    bool meshExists(const std::string &name) const;
 
 
-	/// Returns an iterator to the first found mesh with the given name.
-	std::vector<std::unique_ptr<MeshLib::Mesh>>::const_iterator findMeshByName(
-	    std::string const& name) const;
-	std::vector<std::unique_ptr<MeshLib::Mesh>>::iterator findMeshByName(
-	    std::string const& name);
+    /// Returns an iterator to the first found mesh with the given name.
+    std::vector<std::unique_ptr<MeshLib::Mesh>>::const_iterator findMeshByName(
+        std::string const& name) const;
+    std::vector<std::unique_ptr<MeshLib::Mesh>>::iterator findMeshByName(
+        std::string const& name);
 
-	GeoLib::GEOObjects _geoObjects;
-	std::vector<std::unique_ptr<MeshLib::Mesh>> _mesh_vec;
+    GeoLib::GEOObjects _geoObjects;
+    std::vector<std::unique_ptr<MeshLib::Mesh>> _mesh_vec;
 };
 
 } // namespace