Merge pull request #681 from jfarid27/master

Added t-test and anova modals and directive scopes. Needs finalization o...
Fixing anova controller to take in selection names as json array in
request body
Removed selections element from url
Merge pull request #682 from lev-kuznetsov/master

Anova backend fixes
TTestController - added json POST methods for one/two/paired sample t-tests
Fixing url template for anova
T-Test Modal - added parameters for each test type (one/two/paired samples) and pass them to the post request
Merge pull request #683 from apartensky/master

TTestController - added json POST methods for one/two/paired sample t-te...
Merge pull request #684 from apartensky/master

T-Test Modal - added parameters for each test type (one/two/paired sampl...
Merge pull request #685 from lev-kuznetsov/master

Fixing url template for anova
Correcting t-test error with paired test.
Fixed anova builder bean definition
Merge pull request #687 from lev-kuznetsov/master

Fixed anova builder bean definition
Added anova Modal and anova start.
tTest Resulsts Accordion - initial commit
tTest Accordion - Formatting changes
tTest Accordion - click on the header to sort (instead of the small caret); flip caret to indicate sort order
Merge pull request #686 from blawney/master

Correcting t-test error with paired test.
Merge pull request #688 from apartensky/master

tTest Accordion
Anova Analysis addition