Optimized images

Optimized images with ImageOptim.
Merge pull request #21 from nhall/Image-optimization

Optimized images
Placeholder selectors post
change title to "Understanding placeholder selectors"
edits
relatively new
percent period
fixed header
Using CSS style comments /**/
Word left in
Correting small typo error
Merge pull request #25 from lbain/master

Correting small typo error
efficient
Merge branch 'master' of github.com:thesassway/thesassway.com

* 'master' of github.com:thesassway/thesassway.com:
  Correting small typo error
  Word left in
  Using CSS style comments /**/
Merge branch 'master' into JL_sass_3.3

* master:
  efficient
  Correting small typo error
  Word left in
  Using CSS style comments /**/
  fixed header
  percent period
  relatively new
  edits
  change title to "Understanding placeholder selectors"
  Placeholder selectors post
  Optimized images
add a fancy header for Sass 3.3 article