Pull request #218: Develop

Merge in VECTO/vecto-dev from VECTO/fk_vecto-dev:develop to develop

* commit 'b12a8ee3': (27 commits)
  adjusted changed flag
  set tab index, some bug fixes
  minor bug fixes
  added additional checks
  changed "Send to .." button functionality
  added additional buttons to view selected FL Curve files
  added additional buttons to view selected curve files
  minor bug fixes
  added validation methods,  ihpc input class and added additional buttons functionality
  solved some merge conflicts
  fixed some typos
  fixed typo
  fixed merge conflict
  added json file writer for IEPC
  comment out json writer class
  finished first version of IEPC GUI
  removed iepc from other job menus
  rewrite IEPCInputData
  extended tool menu
  added validation methods and adjusted iepc gui
  ...