Initial BufferManager Commit
Adding Flusher base class
Done with the buffer slot
Some modifications in BufferManager
add children method
Refactoring the CSVReader class
The flusher thread
Done with readPage
recovery
Merge branch 'master' of https://github.com/medo/RDBMS-T2 into Almgohar_RecoveryManager
Some modifications in the Buffer manager logic
Merge pull request #4 from medo/rami

SQL Parser Interface + Implementation Skeleton
Merge pull request #2 from medo/structure

add children method
more structure
add 7agat kter
delete old steps
Merge pull request #5 from medo/structure

delete old steps
recovery manager
Merge pull request #6 from medo/Log_manager

Log manager
recovery manager