Speedup sparse.
Cosmetics: Use a member directly.
Use member variable.
Re-enable load balancing by default after turning it off if there's already enough chunks.
Removed unused imports.
Clean up dense/sparse helpers for mat-vec.
Disable default HDFS configuration.
add ddply to front end
poisson non reg test
Merge branch 'master' of https://github.com/0xdata/h2o
missing colon
Merge branch 'master' of github.com:0xdata/h2o
get rid of the (false) in the hdfs conf in PersistHdfs.java and put it back like it was..
was getting this error for cdh3 hdfs with the change
01:47:14.012 # Session ERRR WATER:
+                                  java.io.IOException: No FileSystem for scheme: hdfs
+                                   at org.apache.hadoop.fs.FileSystem.createFileSystem(FileSystem.java:1600)
+                                   at org.apache.hadoop.fs.FileSystem.access$300(FileSystem.java:69)

cdh3 hdfs back to working now
Merge branch 'master' of https://github.com/0xdata/h2o
Forgot to disable sparse.
Javadoc fixes to get Java 8 to compile.
No code changes, just javadoc changes.
Rename swallowed exceptions to not be named _.  Java 8 change.
No semantic change.
Change cases of using _ as an identifier to something else for Java 8.
Rename many swallowed exceptions from '_' to 'xe'.
get rid of loop
Merge branch 'tomk-java8'