Added Brooklyn version to help pages, and as mouseover title on main brooklyn logo. Close brooklyncentral/brooklyn#1018.
various SSH/shell improvements, based on #837, including:
* PROP_SCRIPT_NO_DELETE not to delete scripts after uploading
* PROP_OWNER_UID to indicate who should own a file being transferred
* lots of code tidies
Space typo. Thanks @ahgittin.
Merge pull request #1067 from jdtoy/version-logo

Added Brooklyn version string to web console. Help page and logo title mouseover.
JmxSupport uses BrooklynAccessUtils.getBrooklynAccessibleAddress when mode is JMXMP
Delete duplicate dependency on jersey-json in rest-server pom
Display selected application name in add-app modal header
ensure global brooklyn.properties and config on entity and on locations all get used by ssh commands,
so e.g.  `brooklyn.ssh.config.noDeleteAfterExec=true`  will take effect; also refactoring to make that code and other code tidier
Merge pull request #1070 from sjcorbett/jmx-accessible-address

JmxSupport uses BrooklynAccessUtils.getBrooklynAccessibleAddress when mode is JMXMP
Merge branch 'master' of github.com:brooklyncentral/brooklyn
Setting initial tokens for cassandra nodes

- also refactors DynamicClusterImpl's protected methods to allow
  better adding custom config per node
Cassandra token generator: incorporate review comments
code review comment on cassandra token generation
several cassandra fixes encountered in another cloud, softlayer:
- it needs to use a consistent NIC, either internal or external
- expose config so callers can configure which sensor/nic is used for listen + broadcast address (and rpc if you want to set that to something other than 0.0.0.0)
- fix bug where it does not disconnect Java MX bean sensors
- misc tidy, warnings clean-up
ensure cluster stops children on stop, including failed nodes
move icon to root so we don't have to battle strange maven archetype copying/packaging
(fixes bug where if different package is specified the icon is not found as it is still in the old package)
logging for REST icon loading
Merge pull request #1072 from sjcorbett/add-app-titles

Display selected application name in add-app modal header
ensure token is formatted without comma separation
new 2^64 based neg-pos token generator