update jquery 1.7.1 -> 1.9.1
.browser() support 

Code appended to support use of .browser() (which is deprecated as of jquery 1.3 and was removed with v.1.9.0)
update jquery 1.7.1 -> 1.9.1
Merge pull request #1484 from disy-mk/develop

jquery update 1.7.1 -> 1.9.1