added hook afteruilayout and fixed preview_all dynamic resizing

git-svn-id: http://svn.resourcespace.org/svn/resourcespace@4490 c08608d7-6e46-0410-86ca-f2a6f1370df5
added hook addhotkeys

git-svn-id: http://svn.resourcespace.org/svn/resourcespace@4491 c08608d7-6e46-0410-86ca-f2a6f1370df5
Initial commit
Merge branch 'master' of github.com:rzamana/resourcespace