turn some comments back into module docstrings

put license and copyright info into comment blocks

updated license to be explicit about GPL version 2

hgweb: pre-init mimetypes module (fixes ugly bug in python-2.6.2 mimetypes) The ugly initialization hack in mimetypes' initialization procedure can make hg serve hit the maximum recursion depth when in threaded mode.

templater: fix little problem from stylemap() changes

more whitespace cleanup and some other style nits

convert: hide svn deprecation warnings

ui: ui.copy() now takes the ui class into account Helps subclassing by other API users.

whitespace cleanup

templater: separate template management and actual string processing

tests: add tests for styled hgwebdir pages

hgweb: use new sessionvars code in hgwebdir, too

hgweb: some cleanups in hgwebdir, remove double defaults Removed obsolete command, expose useful cleannames function.

convert/svn: fix pathname parsing from URL under Windows

hghave: handle Windows raising on popen() failure

test-extdiff: replace shell script with python for portability

Declare bzr TERM=dumb to silence progress bars In theory, one could set BZR_PROGRESS_BAR=none but it does not work in 1.14rc2

replace various uses of list.reverse()

replace util.sort with sorted built-in This is marginally faster for small and moderately-sized lists

ui: make interactive a method

util: take propertycache from context.py

ui: print_exc() -> traceback()

ui: traceback -> _traceback

ui: report_untrusted fixes - report_untrusted -> _reportuntrusted - only report config shadows if enabled - config shadows are debug messages

ui: privatize cdata vars

ui: buffers -> _buffers

ui: trusted_users -> _trustusers, trusted_groups -> _trustgroups

ui: assumetrusted -> trust