Artwork PyCharm 4.0

(cherry picked from commit b1f9d0748c60cd4c84f3ceb6b48bcdbe048488d0)
fixed disposed error on run cell

(cherry picked from commit 7529fb8e0cc883fedd71088b7a9372f4be442f36)
Change variable method is async now.

(cherry picked from commit d1b0d062b29068376d253e35943d0e7c0873381b)
Fix lost threads in multiprocess debugger (PY-12003).

(cherry picked from commit a4399c942975fe2481d14ced80dab8aae38451d3)
Fix a possible problem with paths inside .egg on Windows.

(cherry picked from commit e34d909b49e500d3a49c4e61319af91ceaf42ead)
Installation wizard log PyCharm 4.0

(cherry picked from commit 44c73a0af27976213a248397cedd70f7d823bcf3)