More consistent format for config options.
Changed class names in staticdata module to be singlar instead of plural.
Added parent property to InvMarketGroup class, to get the parent market group.
Added MapConstellation class to static data module.
Merge branch 'master' of bitbucket.org:cainau/ofsoundsrp
Fixed caching in market & staticdata modules.
Fixed typo in setting default srp payment.
Merge branch 'master' of C:\Users\Michael\Documents\Bitbucket\srp