update angular to 1.3.5
move to ui-bootstrap 0.8 from 0.4
disable angular-strap $modal object, and convert support modal in nav to new $modal system
migrate document list modals
Merge branch 'master' into ui-bootstrap-2
migrate all doc viewer modals (except add signature)
remove unused file
remove add / remove admin modals on the people page and comment out code, since it is currently being rewritten
delete some unused captable modals
convert captable cell modals to $modal
convert final modals (except mini-doc-viewer) on the captable
convert unique modals on the user profile page
convert company profile modals to $modal
convert signature modal for company profile page
convert signature-modal for doc viewer (move to annotation controller, since that was where it was used)
convert signature-modal for person profile page
convert the mini-doc-viewer modal to $modal form
Merge branch 'master' into ui-bootstrap-2
fix classes on credit card modal
fix preview modal for compose message screen