Added jQuery dependency for superfish/supersubs.
App settings model now logs in and out with both the LingSync and OLD APIs.
XHR in base model now sets Content-Type to application/json on CORS requests.
App settings GUI has a serverType (lingsync or old) field/display.
Notifier is now passed the app settings model on initialization; failed auth attempts now work with both web service APIs.
Deleted some `console.log`s.
Merge branch 'feature-talk-to-couchdb' into develop
Merge branch 'feature-fielddb-integration' into develop
Commented out FieldDB stuff pending its improved incorporation.
Application settings view GUI improved, including removal of schema type and persistence type inputs and transformation of server type text input to jQuerUI selectmenu.
Corpus field in application settings when LingSync server type selected.
FieldDB/OLD forks for login/logout actions; L**gS**c replaced with FieldDB throughout code.
Merge branch 'feature-authentication' into develop
Merge pull request #42 from cesine/travis

Travis setup
All tests pass: made OLD default server type, allowed anomalous double calling of view method during app settings save (needs fix).
Merge branch 'feature-make-tests-pass' into develop
Added fielddb path to requirejs:dist task in Gruntfile.coffee. (`grunt build` is failing though.)
Added a registration dialog.
Merge branch 'feature-registration' into develop
App settings GUI improved (but incomplete): nicer interface for specifying servers and designating the active one.