core: changed ortho node ID

Fixes collision where transform and ortho nodes had the same ID. Renames ortho ID and automatically corrects
old projects with the old ID. Bumps the project version as a result.

app/core.cpp

@@ -71,7 +71,7 @@
 namespace olive {
 
 Core* Core::instance_ = nullptr;
-const uint Core::kProjectVersion = 201118;
+const uint Core::kProjectVersion = 201122;
 
 Core::Core(const CoreParams& params) :
   main_window_(nullptr),

app/node/generator/matrix/matrix.cpp

@@ -66,7 +66,7 @@ QString MatrixGenerator::ShortName() const
 
 QString MatrixGenerator::id() const
 {
-  return QStringLiteral("org.olivevideoeditor.Olive.transform");
+  return QStringLiteral("org.olivevideoeditor.Olive.ortho");
 }
 
 QVector<Node::CategoryID> MatrixGenerator::Category() const

app/project/item/sequence/sequence.cpp

@@ -139,6 +139,14 @@ void Sequence::Load(QXmlStreamReader *reader, XMLNodeData& xml_node_data, uint v
                 }
               }
 
+              if (version <= 201118) {
+                // After version 201118, the orthographic matrix node ID was changed from
+                // "org.olivevideoeditor.Olive.transform" to "org.olivevideoeditor.Olive.ortho"
+                if (id == QStringLiteral("org.olivevideoeditor.Olive.transform")) {
+                  id = QStringLiteral("org.olivevideoeditor.Olive.ortho");
+                }
+              }
+
               node = NodeFactory::CreateFromID(id);
               break;
             }