PARQUET-106: Relax InputSplit Protections

https://issues.apache.org/jira/browse/PARQUET-106

Author: Daniel Weeks <dweeks@netflix.com>

Closes #67 from dcw-netflix/input-split2 and squashes the following commits:

2f2c0c7 [Daniel Weeks] Update ParquetInputSplit.java
12bd3c1 [Daniel Weeks] Update ParquetInputSplit.java
6c662ee [Daniel Weeks] Update ParquetInputSplit.java
5f9f02e [Daniel Weeks] Update ParquetInputSplit.java
d19e1ac [Daniel Weeks] Merge branch 'master' into input-split2
c4172bb [Daniel Weeks] Merge remote-tracking branch 'upstream/master'
01a5e8f [Daniel Weeks] Relaxed protections on input split class
d37a6de [Daniel Weeks] Resetting pom to main
0c1572e [Daniel Weeks] Merge remote-tracking branch 'upstream/master'
98c6607 [Daniel Weeks] Merge remote-tracking branch 'upstream/master'
96ba602 [Daniel Weeks] Disabled projects that don't compile