still cleaning: builders now build on top of PageFile
DataAccess is now a PageFile + StopWords not used
merge

Conflicts:
	basex-core/src/main/java/org/basex/index/ft/FTBuilder.java
	basex-
core/src/main/java/org/basex/index/value/DiskValuesBuilder.java
	basex-core/src/main/java/org/basex/io/random/DataAccess.java
	basex-core/src/main/java/org/basex/query/QueryResources.java