[FLINK-1282] [docs] Added {{ site.baseurl }} to css and image paths
[FLINK-1282] [docs] Make Flink logo link back to frontpage

This closes #237.
[FLINK-1234] Activate hadoop2 profile by default

This closes #232
[FLINK-1270] [APIs] FS.get() supports relative paths

This closes #224
[FLINK-1095] [clients] Remove '-d' option in info from CliFrontend

This closes #238