initial upgrade of gems and application files to rails 4.1
ran rails:update
moved comment to right place.
added rails-observers gem as in rails 4 it was taken out of core.
removed attr_accessible from all the models and instead used strong params.
fixed two issues in the user sign in.
generated spring bin stubs.
fixed a bug in redirect after destroy.
fixed google place coordinates parse.
Merge branch 'master' of github.com:iic-ninjas/lunchtime into merge_lists