Added pose_initialiser node this script can be used to set the 2D position estimate for the robot without using rviz
updte package.xml
moving help manager back to monitored navigation.
Making interfaces for adding and removing human help interfaces similar to the ones for adding and removing recovery behaviours
removing debug print
Merge branch 'hydro-devel' of https://github.com/strands-project/strands_navigation into hydro-devel
load human help interfaces from yaml config
adding speech and screen helpers to the strands config yaml
Merge branch 'hydro-devel' of https://github.com/Jailander/strands_navigation into hydro-devel
moving strands specific mon nav launch and config to recovery behaviours
AskHelp service now uses string to identity failed component (so we add help for new components more easily)
update README. Please read
Merge branch 'hydro-devel' of https://github.com/strands-project/strands_navigation into hydro-devel

Conflicts:
	monitored_navigation/launch/strands_monitored_nav.launch
Merge pull request #115 from BFALacerda/hydro-devel

adding/deleting ui helpers now follows the same structure as monitor/recovery states
Merge pull request #114 from hawesie/hydro-devel

Added ability to simulated previously stored topological map.
Adding joy add waypoint
Merge pull request #116 from Jailander/hydro-devel

Adding joy add waypoint
Improving general navigation behaviour especially some special cases dending on the types of actions on queue
Merge pull request #117 from Jailander/hydro-devel

Improving general navigation behaviour
changed version number to be the same for all packages
updated changelogs