machinetalk-protobuf: added time units field, changed naming of
velocity and acceleration fields
applicationcontrols: removed EstopButton -> buttons should use actions
applicationcontrols: added new components and fixed errors in the
existing
fixed updateError function in services
pathview: added component for syncing gcode model and application status
pathview: adding missing files from previous commit
application/ApplicationFile: fixing updateError function
application/LocalSettings: added function for reading values
application/ApplicationStatus: modified enums
added none to path to fix warnings
pathview/PathView3D: first steps to view mode setting and fixing
bounding box for <  3 axis machines
pathview/QGlView: reordering member variables