global RandomAccessFile caching
make GC objects immutable (1)
calculate memory used in GC
immutable GCs
immutable GCs (2)
Immutable GCs (3)
fix unit tests
fix unit tests
fix unit tests
fix file caching
fix file caching
fix group naming
fix group naming
fix unit tests
rebase FileCache onto 4.5.4
make GC objects immutable (1)
calculate memory used in GC
immutable GCs
immutable GCs (2)
rebase FileCache onto 4.5.4