refs #24 Enhance markdown sample
Merge pull request #43 from TakenokoChocoHolic/markdown_sample

refs #24 Enhance markdown sample
Add markdown preview system for views

Using dummy URL for AJAX
Connect to AJAX and render converted markdown
Use POST method instead of GET when using AJAX
close #46 Refact scss
Show markdown preview to be parallel with 'Small Input' textarea
Refactor js code of the timer, close #45.
Merge pull request #47 from TakenokoChocoHolic/#45_RefactorJScodeOfTheTimer

Refactor js code of the timer, close #45.
Merge pull request #44 from TakenokoChocoHolic/42_markdown_preview

42 markdown preview
Merge branch 'master' into 41_test