Ismaël Mejía says:
probably a quicker way forward is to unblock the bigtable issue is to move our Hadoop dependency to Hadoop 2.8 given that Hadoop 2.7 is now EOL we have a good reason to do so https://cwiki.apache.org/confluence/display/HADOOP/EOL+%28End-of-life%29+Release+Branches
The URL says
Following branches are EOL:
[2.0.x - 2.7.x]
About compatibility with other library:
Hadoop client 2.7 is not compatible with Guava > 21 because of Objects.toStringHelper. Fortunately Hadoop client 2.8 removed the use of the method (detail).
2.8.5 is the latest in 2.8.X.