Fixed ~tempFile.qrs in window title
Merge pull request #1127 from dvvrd/robots

Regression fixes
Added gcc-4.8 installation on Travis
added gcc version info
exporting environment variables
alias for g++ command
"alias" changed to "update-alternatives"
gcc version info, again
new icon for 2d model window and button that opens it
2.5.0 version and changelog
added Scintilla license to installer
Merge pull request #1128 from qreal/gcc-4.8

Gcc 4.8
Merge pull request #1129 from qreal/icons

new icon for 2d model window and button that opens it
updated changelog
fixes to changelog
Merge pull request #1133 from qreal/2.5.0

2.5.0
Merge pull request #1125 from dvvrd/startTab

Start Tab
Merge branch 'master' of github.com:qreal/qreal into startTab

Conflicts:
	installer/qRealBase.xml