Fix for map properties for rm2k maps

Fixed tha bug that did not show the map properties for rm2k maps

Conflicts:
	src/dialogmapproperties.cpp
Fixed error while creating a new project

Fixed error while creating a new project
New map implemented

New map implemented

Conflicts:
	src/mainwindow.cpp
	src/mainwindow.h
Merge remote-tracking branch 'origin/master'
Fix to index error on open project

Fix to index error on open project
Merge pull request #62 from Lobomon/master

Fix on the open project