Implement basic ui

Changes:

 - Clean up code to use Qt coding style
 - Add comments to some methods
 - Add debugtools to have debug_msg() and debug_err() macros
 - New Serializer class header to save / load data
 - MetadataDialog: check validity of metadata
 - MainWindow: initial code for `tool' buttons to edit the structogram
 - MainWindow: open / save dialog

1 files changed, 11 insertions, 0 deletions

diff --git a/src/io/serializer.cpp b/src/io/serializer.cpp
new file mode 100644
index 0000000..6ebfa44
--- /dev/null
+++ b/src/io/serializer.cpp
@@ -0,0 +1,11 @@
+#include "io/serializer.h"
+
+Serializer::Serializer()
+{
+
+}
+
+Serializer::~Serializer()
+{
+
+}