First version of sensors_actuators_driver documentation

Jira issue: WP-671
Actuator for iot.
Added implementation using the driverInterface.
Jira issue: WP-233.
Updated sensors_actuators_driver documentation with absolute path for
images

Jira issue: WP-671
PZP state handling changes

Introduced getPzpModeStatus on the client side to find if PZP is in peer or hub mode. On the server side state and mode variable has been preceded by state which keeps track of mode states.

Jira Issue: WP-656
Added HTTP driver documentation for Arduino UNO board.
Fixed documentation for Arduino MEGA board.

Jira issue: WP-671
First version of sensors_actuators_driver documentation

Jira issue: WP-671
Updated sensors_actuators_driver documentation with absolute path for
images

Jira issue: WP-671
Added HTTP driver documentation for Arduino UNO board.
Fixed documentation for Arduino MEGA board.

Jira issue: WP-671
Merge branch 'WP-671' of github.com:glatorre/Webinos-Platform into WP-671
added dependencies, package, cpu, device, input, memory, wifi, wired,

jira issue: wp-672
Removed xml2json from package.json

Updated sync manager to use xml2js
Moved openid to optional dependencies

Jira Issue: WP-692
performance and Monitor API tests

jira issue: wp-268
Fixed reference to connect request callback.

Jira issue: WP-696
webinos_pzp.js updated to use optimist to parse command line arguments

All the options and default value remain same.

Jira Issue: WP-581
Define command line options once

Combine command line option description and defaults. Always prefer
command line options before options from config file.

Jira-issue: WP-581
Merge pull request #3 from aldafu/WP-581-command-line-args

Define command line options once
Replaced xml parsing from xml2json to xml2js

Changes related to using a different node module as used by other node module and related changes as structure returned by node modules are different

Jira Issue: WP-408
Merge pull request #414 from krishnabangalore/wp-268_performance

performance and Monitor API tests
Merge pull request #413 from fabianatwork/WP-696-App2App-Request-Callback

Fixed reference to connect request callback.
Merge pull request #408 from glatorre/WP-671

Add HTTP driver documentation for Arduino platform [WP-671]