Updated README wstool instructions.
Added src location.
Merge pull request #147 from tonybaltovski/readme

Updated README wstool instructions for installation.
scripts: mavwp: Add preserve home location option at load operation.

Useful if FCU stores home location in WP0 (APM).
Merge branch 'master' of github.com:vooon/mavros

* 'master' of github.com:vooon/mavros:
  Added src location.
  Updated README wstool instructions.
scripts: mavwp: Add decoding for some DO-* mission items.
launch: Blacklist FTP for APM.
Update package.xml format to REP140 (2).

Fix #104.
plugin: command: Fix CommandInt x,y types.
launch: APM2: Add node.launch and update apm scripts to use it.

Issue #144.
launch: PX4: use node.launch in PX4 scripts.

Also remove px4_local_gcs.launch: please use
`roslaunch mavros px4.launch gcs_url:=udp://@localhost` instead.

Issue #144.
extras: launch: Use includes.

Fix #144.
launch: remove px4_local_gcs.launch again.

It removed in 826be386938c2735c9dab72283ba4ac1c68dc860,
but accidentally returned.
extras: mocap: Fix param/topic namespace.

Fix #150.
plugin: imu_pub: Fix RAW_IMU/SCALED_IMU angular scale constant.

Fix #152.
Added arming and disarming via mavteleop.
Added arming/disarming for att mode.
Merge pull request #153 from tonybaltovski/arm-teleop

Added arming/disarming via mavteleop
scripts: mavwp: Fix --follow mode
Revert "Update package.xml format to REP140 (2)."

This reverts commit 81286eb84090a95759591cfab89dd9718ff35b7e.
ROS Hydro don't fully support REP140: rospack can't find plugin
descriptions.

Fix #151.