Change bootstrap-sass-official version to 3.1.1 as bower doesn't seem to recognize the 3.1.1+2 tag
Change bootstrap-sass-official version to 3.1.1 as bower doesn't seem to recognize the 3.1.1+2 tag

nathanajah/nusmods,Yunheng/nusmods,Yunheng/nusmods,nathanajah/nusmods,Yunheng/nusmods,Yunheng/nusmods,mauris/nusmods,mauris/nusmods,zhouyichen/nusmods,nusmodifications/nusmods,chunqi/nusmods,zhouyichen/nusmods,chunqi/nusmods,mauris/nusmods,nusmodifications/nusmods,zhouyichen/nusmods,nusmodifications/nusmods,chunqi/nusmods,nathanajah/nusmods,Yunheng/nusmods,nusmodifications/nusmods,chunqi/nusmods,nathanajah/nusmods,zhouyichen/nusmods,mauris/nusmods