Merge pull request #1 from fmder/groovy-devel

Path to setup.sh was hard coded in the scripts
Removed deprecated namespace argument
Removed broken worlds
Merge branch 'groovy-devel' of github.com:osrf/gazebo_pkgs into groovy-devel
Added -h -help --help arguemnts to spawn_model
Cleaned up status messages
Fixed deprecated warnings, auto formatted file
Fixing install script names and adding gzserver and gdbrun to install command
Merge pull request #3 from jhu-lcsr-forks/groovy-devel

Fixing install script names
Started fixing thread issues
Formatted files to be double space indent per ROS standards
Merge pull request #4 from osrf/ros_formatting

Formatted files to be double space indent per ROS standards
Merge branch 'groovy-devel' into shutdown_segfault_fix
adding install for gazebo_ros launchfiles
Merge branch 'groovy-devel' of https://github.com/osrf/gazebo_pkgs into groovy-devel
Added small comment
Fixed shutdown segfault, renamed rosnode_ to nh_, made all member variables have _ at end, formatted functions
Merge branch 'groovy-devel' of github.com:osrf/gazebo_pkgs into shutdown_segfault_fix
Removed the physics reconfigure node handle, switched to async ROS spinner, reduced required while loops
Standardized function and variable naming convention, cleaned up function comments