upgrade ace version

version released on 06.09.2014
reformatting repository controller
major repository refactor

missing some tests
more tests for repository
fixes reference for repository deletion
uniform icons for snapshot restore
added pagination to snapshots list
upgrade to fontawesome 4.1.0

closes #134
adapted alerts icons to font awesome 4.1
update angularjs to v1.2.18

closes #132
hide/show of features based on es version

closes #138
html cleanup
added fixed width icons to index dropdown
changed create index icon

previous icon looks much bigger than the others with new font awesome version
fixed width icons on node info column
changed drop down symbol on index header
fix rename regexp
repository forms for s3, fs and url

still missing azure and hdfs
added hdfs and azure repository forms

closes #135
small cleanup on elastic client