Removed accent reference in server
resolved WARNING on shiny dependency
resolved warnings on global function, make use of AccentModelSolution in shiny server
updated project preferences
refactored general code from shiny server/ui into global.R, and refactored the schedule code to make use of plotting functions within the library
refactored example code to make use of the randomAccentModelInput, otherwise the packages cannot be installed from scractch
added new functions to namespace, and added Rdocs to .gitignore
refactored plotting functions in graph script within the package
renamed optimize function because of conflict with optim package
added random generator for AccentModelInput instance
initiate logger when starting Shiny
added rjava dependency
added JSON example
added SimpleJSONInput and SplanJSONInput methods
fixed references to this were json was needed
added dev script to illustrate package usage
added example splan-json file that can be read as an accent input model
working mathprog
updated test function  
Merge branch 'dev' into dev-cvh

Conflicts:
	pkg/R/input.R
	pkg/R/test.R
	pkg/inst/shiny/accent/server.R