Revert "Fixed APSTUD-7825: show preview window flushed to the right."

This reverts commit 3a2e4a1723ab9a0381ee2db73ce67b040058f9f6.
Revert "Fixed TISTUD-4797: code processor result page was incorrectly displayed."

This reverts commit 1dca47c828ee6076b4dfcbf7815face08c3717fc.

Conflicts:
	plugins/com.aptana.browser/src/com/aptana/browser/WebBrowserViewer.java
Revert "Fixed TISTUD-4775: code processor could not show result on Linux."

This reverts commit b3838ef403a4eec3f0e5eca32cd41def1ddf3251.