Update ofTexture.markdown

I think this is a typo, "us" should be "use"?
Merge pull request #249 from CorpusCallosum/patch-2

Update ofTexture.markdown
Add ofEnablePointSprites and ofDisablePointSprites description
Merge pull request #250 from hiz1/patch-5

Add ofEnablePointSprites and ofDisablePointSprites description
Fixed typos in shaders tutorial.
Copy description from ofToDataPath(path, absolute) to ofToDataPath(path, absolute = false)

The function ofToDataPath(path, absolute) is deleted.
Merge pull request #252 from hiz1/patch-6

Copy description from ofToDataPath(path, absolute) to ofToDataPath(path,...
head.mako remove css parameter
header.mako: update forum url
home.js point to new forum rss
Merge pull request #251 from judholliday/master

Fixed typos in shaders tutorial
fixing forum on mainpage closes #253
Merge pull request #254 from lmccart/master

fixing forum on mainpage closes #253
socialwidgets: fix forum block formatting
remove inst-int banner
js: fix forum block formmating
logo as svg. Closes #255
fixed link to math turtorial
fixed link to vector math tutorial
Merge pull request #256 from smokingbunny/master

fixed link for vector math tutorial in particle system tutorial