Merge pull request #516 from lev-kuznetsov/master

Added caching to DB backed value store improving HCL performance
Bug: fix mev-openrefine.css to unhide the main header
Fix annotation title to include set name
Merge pull request #517 from apartensky/master

Fix: hidden OpenRefine header, annotation title
Added jquery library for graphic alerts. fixes #347
Added info alert class. fixes #521.
Changed success alert color to green. fixes #522.
Added alert on analysis start. fixes #512
Merge pull request #523 from jfarid27/alerts-addition

Alerts addition
Adjusted tab id to fix tab content not showing. fixes #524.
Added sidebar closing and opening. fixes #525.
Cleaned select tags and added reset after analysis feature. fixes #511
Minor fix to add proper clustering tab id to previous analysis click open behavior.
Added heatmap tab open on clustering add to heatmap button click. fixes #518.
Merge pull request #527 from jfarid27/working-branch

Working branch
Added modal dialogue for page loading. fixes #513.
Merge pull request #528 from jfarid27/working-branch

Added modal dialogue for page loading. fixes #513.
Merge remote-tracking branch 'upstream/master'

Conflicts:
	web/src/main/javascript/edu/dfci/cccb/mev/web/javascript/main.js