update workflow elements and test graphs per 06/28/19 discussion

[mjstealey]

Per discussion on 6/28/19:

• Ensure all ID checks are based on uid to sub check between LDAP groups (COmanage) and Identity from AuthN (CILogon)
• do next_set check before performing is_complete check in projects/workflows.py
• hide "get access" button until the workflows are completed for that dataset. only visible to PI, STAFF
• For DP in project - replace "get access" with "get report" button (workflow level - owned datasets)
• IG / PI - get report button (workflow level - all datasets)
• submit button for workflows instead of node names
  • Asserting True/check use I Agree
  • SingleSelection, etc. use Submit
• research graph
  • PrintEnvironment - String - textbox
  • SplitPledge1 - String - textbox
  • SplitPledge2 - String - textbox
  • HardcopyDiscardPledge - String - textbox
  • CodeBackupSelectionPledge - MultiSelection - provide 3/4 options to choose from
  • IRBAbidePledge - wording
  • SplitStaffPledge1/2 - wording
• infrastructure graph
  • ServerUsedInOtherProjects - SingleSelection - Yes/No
  • ServerSecurityProtocols - StringList - single textbox with + option
  • WorkstationSecurityProtocols - StringList - single textbox with + option