Fixed bad substitution errors in gmail segment
Merge branch 'drewfradette-master'
Fixed old way of checking for platform in maildir script.
Allow theme and segment paths to be overridden
Fix whitespace
Added description of user directories for themes and segments to README.
Merge branch 'rintaun-master'
Added encouragement to add name to AUTHORS file.
Improve SVN support

 - show which branch we are on if we are not in the working root
   directory
 - add svn functionality to the vcs_modified segment:
   displays the number of conflicts and the number of modified files,
   if there are any
 - add a vcs_revision segment that displays that for the CWD
changed the svn branch to diplay repo name for single copy repositories
Merge branch 'tobetoby-master'
Changed spaces to tab.
Fixed if statement that was broken in 80a79c1e56.
Fixed indendation with tabs instead of spaces.
UTC time segment
Changed UTC time segment to be compatible with both GNU and BSD date.
Fixed bugs in pwd segment.
Use dir_lib variable.
Add custom path settings to rc-generator. #109
Added UTC segments to default themes (out commented). #110.