OLAP, local pre-fetching, next step: transform to bix
Javadoc, logging, next steps
Removed unused package calc, implemented aggregation on local facts, inserting of local facts, and displaying of results
local fact table
Merge remote-tracking branch 'origin/master' into OLAP

Conflicts:
	SecureDWApp/SecureDWExtension/src/dke/extension/data/dbConnection/ManageDBImpl.java
	SecureDWApp/SecureDWExtension/src/dke/extension/gui/panel/MainPanel.java
	SecureDWApp/SecureDWExtension/src/dke/extension/gui/panel/insert/DimensionPage.java
	SecureDWApp/SecureDWExtension/src/dke/extension/gui/panel/insert/DimensionPanel.java
	SecureDWApp/SecureDWExtension/src/dke/extension/logic/calculation/Calculator.java
	SecureDWApp/SecureDWExtension/src/dke/extension/logic/calculation/CalculatorImpl.java
Merge branch 'OLAP'

Conflicts:
	SecureDWApp/SecureDWExtension/src/dke/extension/gui/panel/insert/DimensionPanel.java