Merge branch '1.4.5-SNAPSHOT' of https://git-wip-us.apache.org/repos/asf/accumulo into 1.4.5-SNAPSHOT
ACCUMULO-1593 Applying Ted's patch to ensure UTF-8 String encoding applied to instance id pulled from ZK.
Merge branch '1.4.5-SNAPSHOT' into 1.5.1-SNAPSHOT

Conflicts:
	core/src/main/java/org/apache/accumulo/core/Constants.java
Merge branch '1.5.1-SNAPSHOT' into 1.6.0-SNAPSHOT
Merge branch '1.6.0-SNAPSHOT' of https://git-wip-us.apache.org/repos/asf/accumulo into 1.6.0-SNAPSHOT
ACCUMULO-2073 Add in some basic timeouts on the conditional writer ITs
ACCUMULO-1997 Verify that the ACCUMULO_HOME (computed or provided) is actually a directory
Merge branch '1.4.5-SNAPSHOT' into 1.5.1-SNAPSHOT
Merge branch '1.5.1-SNAPSHOT' into 1.6.0-SNAPSHOT
ACCUMULO-2067 urlencode the table id used in the link.
ACCUMULO-2057 caused ACCUMULO-2074 ACCUMULO-2075; copy-paste-error
ACCUMULO-2057 caused ACCUMULO-2074 ACCUMULO-2075; copy-paste-error, re-adding the patch from ACCUMULO-2057 back into master