Merge pull request #224 from enderw88/recovery-device-deployment-speed-warning

Took care of a LOW TODO about custom recovery speed warning.
Merge pull request #222 from enderw88/remove-deprecated-RocketComponent-functions

Removed unused and deprecated deepIterators
Merge pull request #220 from enderw88/better-tree-icons

Added component tree icons for the new mass types.
Adjusted alignment of time step controls.
Merge pull request #219 from enderw88/set-color-defaults-in-options

Rearrange preferences and add simulation and launch condition preferences
Merge branch 'master' into Craig-Master