Model Collection code changes allow for testing...

of adding new models before becoming visible to users running MOST from
code. Some new models added to non-visible csv file.
Removed changes
Merge https://github.com/CodeGuro/MOST
Pulled in CodeGuro changes
Added my changes back

Basically stashed changes, then put back after pull.
model_collection_sources.txt was notes for me. Removed so one less item
to keep updated.
More changes
Incorrectly spaced equations are highlighted red

and have tooltip "Error: invalid syntax". Incorrectly spaced is in
regards to the arrows - so a-->b for example is not valid. Must be space
arrow space to parse correctly.
Cleanup
Added files back
Suspicious metab, message after csv load works

Message displayed with link to website suspicious metabolites anchor.
All URL open actions in GraphicalInterface...

use same method.
ModelCollection updated, 8 models added.
Fixed bug where if required column was blank...

in CSV Reactions Column interface, error thrown then just closed, now
stays open so user can correct column selection. Also fixed bug where if
charge column blank in CSV Metabolites Column Interface, error was
thrown.
Ignore Suspicious Metabolite works
Fixed bug where SuspiciousMetaboliteDialog...

removed when fixing bug w/Reaction Column Name interface.
unsatisfied link and optimizatoin errors prompts implented for GurobiSolver
Resolved GLPK dependency issues