Add API function and keyboard shortcut to autostretch all histograms.

git-svn-id: https://valelab.ucsf.edu/svn/micromanager2/trunk@14220 d0ab736e-dc22-4aeb-8dc9-08def0aa14fd
ASIdiSPIM: change order of number of sides pulldown so that it defaults to 2 sides

git-svn-id: https://valelab.ucsf.edu/svn/micromanager2/trunk@14221 d0ab736e-dc22-4aeb-8dc9-08def0aa14fd
ASIdiSPIM: add parentheses to make sure boolean gets returned

git-svn-id: https://valelab.ucsf.edu/svn/micromanager2/trunk@14222 d0ab736e-dc22-4aeb-8dc9-08def0aa14fd
ASIdiSPIM: made camera selectors ignore multicam instances (except the multicam one)

git-svn-id: https://valelab.ucsf.edu/svn/micromanager2/trunk@14223 d0ab736e-dc22-4aeb-8dc9-08def0aa14fd
ASIdiSPIM: fixed bug introduced by having default number of sides be two; also catch missing camera error before calculating timings so we give better error message to user

git-svn-id: https://valelab.ucsf.edu/svn/micromanager2/trunk@14224 d0ab736e-dc22-4aeb-8dc9-08def0aa14fd
Reverse the slice order, so that the image stacks immediately overlap.  Therefore, no rotation is needed in Mipav

git-svn-id: https://valelab.ucsf.edu/svn/micromanager2/trunk@14225 d0ab736e-dc22-4aeb-8dc9-08def0aa14fd