Merge pull request #46 from ScriptRock/paul

2.7.11 windows agent update
Added doco for api call to list last_scan_status for a give node.
Added environments#nodes method doco
Merge pull request #47 from ScriptRock/steve

Added doco for api call to list last_scan_status for a give node.
updated to 2.1.2
Merge pull request #48 from ScriptRock/alistair

updated to 2.1.2
check_process, command_diff and command_output_xpath_exists test template pages
Merge pull request #49 from ScriptRock/alistair

check_process, command_diff and command_output_xpath_exists test pages
directory template
image fix
image fix
node_group add_nodes