Merge pull request #3 from sequenceiq/hadoop-2.4.1

Hadoop 2.4.1 bugfix version released
Update README.md
Update README.md
Bind fs.defaultFS to host in order to enable access to hdfs from outside
world
Wording / Grammar updates

Some of the sentences didn't quite make sense.  I just fixed them up a bit :)
removing unecessary "on"
Update README.md
A couple more changes
Merge pull request #5 from thataustin/patch-1

Wording / Grammar updates
Merge pull request #4 from sequenceiq/external_access

Bind fs.defaultFS to host in order to enable access to hdfs from outside
Create LICENSE
Merge branch 'hadoop-2.4.1'

Conflicts:
	bootstrap.sh
HWXUP-5 use a pam patched centos instead of the stock centos 6.5
Merge pull request #6 from sequenceiq/pam_patch

HWXUP-5 use a pam patched centos instead of the stock centos 6.5
HWXUP-3 starting ssh on port 2122 in order to support --net=host
Merge pull request #7 from sequenceiq/ssh_port

HWXUP-3 starting ssh on port 2122 in order to support --net=host