Adding gsub function
Adding gsub function
Adding capture group test case
Merging remote
Fixed incorrect property interpolation for certain variable types, updated tests.
Improved min/max function, 2 new Built in function
Improved min/max function, 2 new Built in function

max(0, 1em, 2, 4px) //returns 4px on the basis of first enter basis. Previous calculation would result in max(2, 1em, 4px). Here, 2 and 1em is compared, 2 is returned. then 2 and 4px is compared. Resulting in 4px. max(0, 1em, 1, 4px) //max(1em, 4px)
Update functions.js

max(0, 1em, 2, 4px) //returns max(2, 4px) on the basis of first enter basis, as 2 gets em unit. Now em and px are incompatible till latest version of LESS.
Improved min/max function, 2 new Built in function

max(0, 1em, 2, 4px) //returns max(2, 4px) on the basis of first enter basis, as 2 gets em unit. Now em and px are incompatible till latest version of LESS.
Error handlers for min/max functions
Pixel conversion added.
Consistency fixes
ability to insert uppercase color names
small compatibility fix for prototype.js
Merge pull request #1804 from cettox/master

small compatibility fix for prototype.js
Merge pull request #1803 from wareczek/patch-1

ability to insert uppercase color names
max/min Bugfix

max(0, 1cm)// 0 ... 0 assumed unit "m". on comparison 0.01m was less than 0
Removal of zero, unitonly changed to obtain
Cache buster for url tokens
Added rounding of output numbers (hardcoded to max. 8 digits in this commit).