Added files to gitignore
added question create logic and spec test
Start building answer form
Merge branch 'master' into browsing

Conflicts:
	.gitignore
Fix tagging validation
Change tagging spec
Add answer submission for question
Add conditional to create question action
Add question_id column to answers migration
Add answering capability and spec
Add user seed, route and controller
moved helpers into application controller
delete mispelled file
start implementing user question creation
Add user-created questions to controller and model
Fix helper method for current user
Add spec user helper, did not implement
Add user questions to user show action
Add ability for users to answer questions
updated welcome page and linkified questions