Revert "Thrift Http implementation"

This reverts commit 1cf852119116a47254c2ce10c1ff8e4a46900163.
Revert "Adding demo client"

This reverts commit 77a7925c32be8e0882ded8d3fc254af84e533af3.
HBASE-12640 Add Thrift-over-HTTPS and doAs support for Thrift Server
HBASE-12704 Add demo client which uses doAs functionality on Thrift-over-HTTPS
HBASE-12640 Add Thrift-over-HTTPS and doAs support for Thrift Server -- ADDENDUM
HBASE-12683 Compilation with hadoop-2.7.0-SNAPSHOT is broken - ADDENDUM
HBASE-12640 Addendum fixes TestThriftHttpServer (Srikanth Srungarapu)
HBASE-11412 Minimize a number of hbase-client transitive dependencies (Sergey Beryozkin)
HBASE-12223 MultiTableInputFormatBase.getSplits is too slow (Yuanbo Peng)
HBASE-12694 testTableExistsIfTheSpecifiedTableRegionIsSplitParent in TestSplitTransactionOnCluster class leaves regions in transition (Vandana Ayyalasomayajula)
Revert "HBASE-12694 testTableExistsIfTheSpecifiedTableRegionIsSplitParent in TestSplitTransactionOnCluster class leaves regions in transition (Vandana Ayyalasomayajula)"

This reverts commit 9ae615f82bc0521b7301bb5ea99f0367fc20f746.