test fix

test fix caused by integer overflow
remove unused files

remove unused files
Minor changes.
Merge branch 'master' of https://github.com/lexloren/E99-Language-Learning.git
Updated front-end utility functions
login/register page consolidated
forgotpassword merged into login page
register merged into login page
unit page consolidated (still needs create list)
Added list functions to unit page
Removed sections from test page and some small edits
Sections no longer used
Merged into test page
Sections no longer used
changes for new layout
Update course.js

Updated based on new layout
Intermediary commit prior to pull.
Merge remote-tracking branch 'origin/back-end-working' into back-end-working
Added List editing functionality.
Edits to List functions and updates to new common javascript.