PRAugmentedReality v2.1.1 - Precise location fixes
add SIAlertView 1.2 pod spec
add ZXTools

ZXTools is a toolbox,.e.g ZXURL ZXRate .etc
update ZXTools to 1.3
Added LINQ4Obj-C 0.9.2
Merge pull request #2664 from michalkonturek/master

Added LINQ4Obj-C 0.9.2
Merge pull request #2663 from zhangxigithub/master

add ZXTools
Merge pull request #2662 from Sumi-Interactive/master

Add SIAlertView 1.2 pod spec
Merge pull request #2660 from glesage/master

PRAugmentedReality v2.1.1 - Improved efficiency & Precise location fixes
Merge pull request #2665 from gcbrueckmann/master

Add GCBAlertView 1.0.0