Remove majority of category types + category type now is nullable + merge INCOME, EXPENSE, INCOME_EXPENSE into categories with null type
Fix tests
Handle no category entry in category list
Category can be deleted
Category can be added
Fix Toolbar title
Multiselect of cashflow
Scripts
Multidelete of cashflow
Delete few icons
Fix cashflow list colors
Remove unused libs
New CashFlowDetails fragment: Drop tab per type + more intuitive + nice colors
Merge branch 'develop'