Open session action moved to constructor.
Draw image Retina support.
Added guava lib to terminal.
Updated lib.
Merge remote-tracking branch 'origin/master'

Conflicts:
	plugins/terminal/lib/jediterm-pty-0.08.jar
	plugins/terminal/src/org/jetbrains/plugins/terminal/JBTabbedTerminalWidget.java
	plugins/terminal/src/org/jetbrains/plugins/terminal/JBTerminalPanel.java