[C++][Parquet] Implement PARQUET-686 statistics bug fixes

[asfimport]

The statistics written by the parquet-mr / parquet-cpp could be incorrect for certain data types.
parquet-mr JIRA: PARQUET-686
Issue Discussion: apache/parquet-java#362
parquet-mr patch: apache/parquet-java#367

Reporter: Deepak Majeti / @majetideepak
Assignee: Deepak Majeti / @majetideepak

_{Note: This issue was originally created as PARQUET-770. Please see the migration documentation for further details.}

[asfimport]

Wes McKinney / @wesm:
@majetideepak is this still an issue?

[asfimport]

Deepak Majeti / @majetideepak:
@wesm this should be resolved now.