Change .gitignore to ignore the bower_components directory
Change the comments in the OPL-update file to reflect where the library variable is stored.
Merge branch 'develop' into ww3-feature/reduced_credit

* develop:
  Change the comments in the OPL-update file to reflect where the library variable is stored.
  Change .gitignore to ignore the bower_components directory

Conflicts:
	.gitignore
Merge branch 'reduced_credit_date' of https://github.com/goehle/webwork2 into ww3-feature/reduced_credit
Initial work on reduced_credit in WW3
Initial work done to include Reduced Scoring in WW3
Fixed a bug in which the yes/no or 0/1 needed to be changed to "0"/"1"
Show/Hide Reduced Scoring info based on global setting
Added dynamic reduced credit scoring date to the Problem details
calendar fixes
Reduced Credit dates now appear on the calendar.
Added the ability to show/hide individual types of assignments.
Added Reduced Scoring to the Problem Set Detail View/ Customize to users subview.
Added reduced scoring to the customize users view of the Problem Set detail.
Validation of all dates in a ProblemSet and improved messaging on errors.
Merge branch 'ww3' of https://github.com/openwebwork/webwork2 into ww3-feature/reduced_credit

Conflicts:
	conf/defaults.config
	webwork3/public/js/models/ProblemSet.js
Removed a duplicated setting and improved the handling of a new reduced credit period.
added math3 support for showMeAnother
Fix 2 bugs with LB1: hide problem buttons would sometimes delete too many problems or go into an infinite loop, the tag widget would sometimes delete lines from the pg file.
Merge branch 'develop' of https://github.com/openwebwork/webwork2 into showMeAnother