Addresses issue #30 - file copy will utilize hadoop.tmp.dir config property if present otherwise it will use the hardcoded "/tmp/filecopy"
Create a snapshot method that takes a FileSystem as an argument in addition to the path.
Added the ability to specify a Hadoop Configuration for the operations that spawn Hadoop MR jobs (snapshot, absorb) so that properties can be specified in code.
Revert "Added the ability to specify a Hadoop Configuration for the operations that spawn Hadoop MR jobs (snapshot, absorb) so that properties can be specified in code."

This reverts commit 84f778e38669f57506eea40450808a9fb1b51612.
Merge remote-tracking branch 'dkincaid/develop' into develop