Changed hide tree key to T, matching documentation.

Updated boost autoconf macros to fix multi-arch detection.

Bumped version number.

Use double quotes for hg log command on Windows.

More branch validation.

Updated inclusion/exclusions.

Version number typo fix.

Fixed texture not being updated when new characters were added to font.

Check for unsetenv.

Updated ChangeLog and bumped version.

Added long file extension truncation handling to file key (--key).