Gitweb: bump version to 0.18
Gitweb: bump version to 0.18

dregad/source-integration,bright-tools/source-integration,dregad/source-integration,make-all/source-integration,bright-tools/source-integration,bright-tools/source-integration,bright-tools/source-integration-fixes,make-all/source-integration,morgant/source-integration,make-all/source-integration,dregad/source-integration,bright-tools/source-integration-fixes,bright-tools/source-integration,mantisbt-plugins/source-integration,bright-tools/source-integration-fixes,morgant/source-integration,mantisbt-plugins/source-integration,morgant/source-integration,mantisbt-plugins/source-integration