logic: Show overview of analyzed symbols after launch

* show analysed nodes as bundles in graph
* ellide node names longer than 50 chars
* sort nodes alphabetic in these bundles
* show stats of analysis in code
* error are displayed as well in overview
* added keywords overview and error
* project description can be set in .coatiproject file
* description can include links to symbols using [symbol] syntax
* updated documentation
* increased toc nesting in documentation

src/lib/data/StorageStats.h

@@ -0,0 +1,32 @@
+#ifndef STORAGE_STATS_H
+#define STORAGE_STATS_H
+
+struct StorageStats
+{
+	StorageStats()
+		: nodeCount(0)
+		, edgeCount(0)
+		, charCount(0)
+		, wordCount(0)
+		, searchNodeCount(0)
+		, fileCount(0)
+		, fileLOCCount(0)
+		, sourceLocationCount(0)
+		, errorCount(0)
+	{}
+
+	size_t nodeCount;
+	size_t edgeCount;
+
+	size_t charCount;
+	size_t wordCount;
+	size_t searchNodeCount;
+
+	size_t fileCount;
+	size_t fileLOCCount;
+	size_t sourceLocationCount;
+
+	size_t errorCount;
+};
+
+#endif // STORAGE_STATS_H