v2.8

#1308 Figure out downloads - Cleanup
#1544 Workflow to create licenses for subscribers
#1594 Create User On Login - Canceled ticket
#1602 Paywall REST API Specification
#1652 WebGL Screen position out of view frustum [BUG] - Canceled ticket
#1673 Change contact email for Gabii database
#1676 Missing chapter title (sometimes) [BUG]
#1679 Harris Matrix errors in Gabii Database [BUG]
#1683 Create sheet for devs to report hours
#1689 Replace Fedora calls with Solr calls where possible
#1725 File manager changes Monograph visibility [BUG]
#1743 HOB Post-deploy clean-up
#1747 Record actual hours for Sprint 50
#1748 Add a link back to publisher page from logo on E-Reader
#1749 Prepare for metadata deep dive meeting
#1752 Code the buttons as buttons
#1753 Fix the tabs
#1754 Embedded videos need metadata
#1756 Rework Fulcrum homepage
#1757 Remove heliotrope:clear_*_cache(s) rake task. [BUG]
#1767 Enter search terms ... [BUG]
#1773 new FileSets handles task
#1776 Citation Pub Year
#1777 Citation Location
#1786 Add CSB citation control to reader
#1790 Add breadcrumbs to Monograph show page
78 CSB: Safari 10/IE11: Button height does not fill containers [BUG]
99 CSB: Add incremental font-sizing instead of Large, Default, Small
146 CSB: As a user, I should be able to navigate a book using the keyboard
152 CSB: Missing chapter title (sometimes)
157 CSB: Fix incremental font-sizing [BUG]