ACCUMULO-1960 ACCUMULO-1794 Add in a default for HADOOP_PREFIX in continuous-env.sh.example
Merge branch '1.4.5-SNAPSHOT' into 1.5.1-SNAPSHOT
ACCUMULO-1896 fix deb generation on clean checkout

Move .deb generation into a profile and update README
Merge branch '1.4.5-SNAPSHOT' into 1.5.1-SNAPSHOT