Added function to reset lync status.
fix bugs caused by unquoted variable(s); remove unnecessary grep in ips func
Update pure.theme.bash

Fixed an issue, where ps_root_mark was not defined
Merge pull request #375 from oxnz/master

fix bugs caused by unquoted variable(s); remove unnecessary grep in ips func
Merge pull request #376 from trulleberg/master

Update pure.theme.bash
Merge remote-tracking branch 'upstream/master'