update user menu icon
core-4674 new forums icon
core-4690 add new feedback button
core -4703 updated documentaiton link to user manual
Merge branch 'master' of github.com:iPlantCollaborativeOpenSource/ui-resources-module
CORE-4686 add intro to forums button
Merge branch 'master' of github.com:iPlantCollaborativeOpenSource/ui-resources-module