Fixing log4j appender, and exception due to missing time column

Fixing the wrong method call for get offline table config

RB=497850
R=xiafu
A=jfim

fixing tests

RB=497454
R=dpatel
A=xiafu

fixing tests

RB=497454
R=dpatel
A=xiafu

Modifying chaosMonkey test with new quick-start api, the test still f…

…ails though

RB=496436
R=kgopalak,xiafu,jfim,dpatel
A=jfim

Adding filter query schema check in DataSchemaSegmentPruner.

RB=495511
R=xiafu
A=jfim

Fixing the file descriptor leak for mmap mode and heap mode.

Adding test for heap/mmap mode reader and make sure no file opens after
close() method is called.

RB=494532
R=xiafu
A=dpatel

Remove all the callables from metrics and addPhasingTime after the call.

Adding Destroy for nettyClientConnection.

RB=493040
R=xiafu
A=kgopalak

Remove all the callables from metrics and addPhasingTime after the call.

Adding Destroy for nettyClientConnection.

RB=493040
R=xiafu
A=kgopalak

Fixing NPE for getting next row, if the column from avro is not in pinot

schema. Now we will just simply skip it.

Remove debug code in SimpleRequestHandler.

RB=492956
R=xiafu
A=jfim,dpatel