contrast controls/ metadata viewer  moved to external frame

git-svn-id: https://valelab.ucsf.edu/svn/micromanager2/trunk@14831 d0ab736e-dc22-4aeb-8dc9-08def0aa14fd
PrecisExcite: Correctly trim spaces from channel labels

Also add logging intended to debug an issue where channel labels with
invalid (newline?) characters at their end.

git-svn-id: https://valelab.ucsf.edu/svn/micromanager2/trunk@14832 d0ab736e-dc22-4aeb-8dc9-08def0aa14fd
ReportingUtils: Add logDebugMessage() (suggested by Jon Daniels)

git-svn-id: https://valelab.ucsf.edu/svn/micromanager2/trunk@14833 d0ab736e-dc22-4aeb-8dc9-08def0aa14fd
Gaussian fitting plugin: Further refactoring and cleanup

git-svn-id: https://valelab.ucsf.edu/svn/micromanager2/trunk@14834 d0ab736e-dc22-4aeb-8dc9-08def0aa14fd