qscintilla library added
added qmake_flags
qmake_flags fast fix
code property with qscintilla text editor for editing added
tabulation fix
fixed qscintilla building on windows
long string fixed
merged with qreal/master (buttons conflict in PropertyEditorView resolved (code and directorypath types)); comments fixed;
Merge pull request #648 from vapolyakov/qscintilla

QScintilla