Added style guide for JS
Merge branch 'develop' of https://github.com/pertrai1/programming-notes into develop

* 'develop' of https://github.com/pertrai1/programming-notes:
  finish of current style guide
  added accessor examples
  Added naming conventions
  Added conditionals expressions and equality
  adding function guide
  Added Array to style guide
  looks like markdown is fixed
  still fixing markdown
  trying to fix markdown
  update to markdown
  Update to table of contents
  start of airbnb style guide
  add link to pdf
  multiple file management in vim
  tips not showing command correctly
  tips was not showing correctly in markdown
  history commands for vim
  More tips for vim keystrokes
  start of commands for vim tips
  start of vim tips
Merge branch 'develop'

* develop:
  Added style guide for JS