fixed python community icon-robots.txt
initial python project interpreters page
added proper tooltip for install/uninstall buttons
added options for the details button
second iteration for python project interpreters page

Added More/Show All buttons
filter out symlinks from suggested interpreters homepath
Add detected sdk to project
Sorting for interpreters combobox
Added separators to interpreter combobox
show packages for detected sdk, fixed NPE if no interpreter selected
get rid of make active for selected checkbox in create virtual env
PY-10963 Pushing methods down should add needed imports (test only added)
all sdks properly added to sdk combobox
IDEA-119903 IDEA should disable broken plugins automatically
correct customizations (IDEA-120461)
EA-53797 - CCE: ShiftUtils.getLogBaseTwo
no need in special extension for Dartium browser
IDEA-119859 Double Alt not working (Show tool window bars)
IDEA-120626 UI / Colors & Fonts: "Lens mode" color not adjustable
https://github.com/JetBrains/intellij-community/pull/149
New decompiler API (compatibility restored)
EA-46543 (stub reuse avoided)
Merge remote-tracking branch 'origin/master'

Conflicts:
	python/src/com/jetbrains/python/psi/PyUtil.java
faster getOriginalElement for source methods