LPS-41803 Fix wrong parameters for SassToCssBuilder when called from build-common-portlet.xml
LPS-41803 Apply changes to themes as well

This modification reflects to the changes in SassToCssBuilder introduced by LPS-33760 in portal/6.1.x
LPS-42137 Send site membership request to portal admin when there is no site admin
LPS-42137 Apply same fix to organization requests
LPS-42137 Source formatting