enhancements fopr hiding and maximizing windows

Updated FAQ in the manual

makes the vc-dir-managed-by-* function lazy concerning loading vc
display-buffers now uses the Emacs 23-logic when displaying temp-buffers in
the edit-windows.

latest fixes for 2.24

Added files for methods-icons

Finished for releasing 2.21

fixed some spellings and better docu for site-wide customizing ECB

Prepared for running with cedet 1.0:

- wrapped every semantic-function and variable in ecb-semantic-wrapper.el

latest fixes for next release 1.95

Latest changes for release 1.94 (support of non-semantic-sources and …

…better

speedbar integration)

Generic popup-menu-titles and popup-menu for the methods-buffer