Adding support for R. Basic operations - min, max and std deviation support added. Also adding support to run R scripts.

commit 9fc2c681bcb27e6489f2c72b256bbcca43d1b2e4
Author: Milind Barve <milind@datatorrent.com>
Date:   Fri Dec 13 17:35:36 2013 +0530

    Removed RScriptOperatorTest.java because the tests have been individually added. #302

commit 3f00339f1bc4fde8b91716778645e672d181536f
Author: Milind Barve <milind@datatorrent.com>
Date:   Fri Dec 13 17:22:21 2013 +0530

    Sample script for RScriptOperatorStrTest.java. #302

commit 8be754fe92bd76d82696706c6e82dc95baee2be9
Author: Milind Barve <milind@datatorrent.com>
Date:   Fri Dec 13 17:21:49 2013 +0530

    Sample script for RScriptOperatorRealTest.java. #302

commit cc8bcedeb60c438c036fa81f48362d38c7afb4d3
Author: Milind Barve <milind@datatorrent.com>
Date:   Fri Dec 13 17:21:20 2013 +0530

    Sample script for RScriptOperatorIntTest.java. #302

commit 2412d5a443841a9e9dca6e87e03640377616589c
Author: Milind Barve <milind@datatorrent.com>
Date:   Fri Dec 13 17:20:26 2013 +0530

    Test case to pass in and return string type of arguments and return type. #302

commit 767f79af7bbbccab68999e98d1fac2be73f7a99f
Author: Milind Barve <milind@datatorrent.com>
Date:   Fri Dec 13 17:18:57 2013 +0530

    Test case to pass in and return real type of arguments and return type. #302

commit d30e57b19b99bf525e7cecb21c2261171f128df8
Author: Milind Barve <milind@datatorrent.com>
Date:   Fri Dec 13 17:18:15 2013 +0530

    Test case to pass in and return int type of arguments and return type. #302

commit e72ae218337a1d5a10e34f1c0a7251fd7d777981
Author: Milind Barve <milind@datatorrent.com>
Date:   Fri Dec 13 17:17:00 2013 +0530

    Added support to read the script file from the classpath. #302

commit 26f91301f10a8896f3e0b025d25f4069a6a371f0
Author: Milind Barve <milind@datatorrent.com>
Date:   Wed Dec 11 19:52:55 2013 +0530

    Added test scripts to test arguments being passed to the R script and the return values of type int, real and string. #302library/src/test/java/com/datatorrent/lib/r/RScriptOperatorTest.java

commit 2f9276d359b3912c77fd6d7d2bd27bc18e05cdef
Author: Milind Barve <milind@datatorrent.com>
Date:   Wed Dec 11 19:51:35 2013 +0530

    Added licensing information, comments. Changed code to accept arguments to be passed to the R script. Added support to return int, real and string variable as a return value.

commit 135bbf004aa208f33f13be4ec20a2c602360dc29
Author: Milind Barve <milind@datatorrent.com>
Date:   Wed Dec 11 19:17:58 2013 +0530

    Added licensing information and comments.

commit f703869c2aa6e8cc3d6ddd0e643309736e626a7e
Author: Milind Barve <milind@datatorrent.com>
Date:   Wed Dec 11 19:17:49 2013 +0530

    Added licensing information and comments.

commit f06a98c1db0c32f54e3627ae71056f699c104512
Author: Milind Barve <milind@datatorrent.com>
Date:   Wed Dec 11 19:17:38 2013 +0530

    Added licensing information and comments.

commit 85aa181f26aa2ac8fc9af8b84122bfb257bf8266
Author: Milind Barve <milind@datatorrent.com>
Date:   Wed Dec 11 19:17:29 2013 +0530

    Added licensing information and comments.

commit 6da3a28644577783b1a4ae2ce9c31c9c053cc3f5
Author: Milind Barve <milind@datatorrent.com>
Date:   Wed Dec 11 19:17:12 2013 +0530

    Added licensing information and comments.

commit 2de015f5967ce88309e21d2b85864669e6244fdf
Author: Milind Barve <milind@datatorrent.com>
Date:   Wed Dec 11 19:16:50 2013 +0530

    Added licensing information and comments.

commit cbf8165cb14d5c5b18c6f8b7c48a3ccf943c1c44
Merge: 38efe70 2f9c46a
Author: Milind Barve <milind@datatorrent.com>
Date:   Wed Dec 11 19:05:51 2013 +0530

    Merge branch 'master' of https://github.com/DataTorrent/Malhar into Rsupport

commit 38efe70bc58276d0ae32534c0b6a50d805192118
Merge: 6e8791e f89e369
Author: Milind Barve <milind@datatorrent.com>
Date:   Fri Dec 6 13:41:13 2013 +0530

    Merge branch 'master' of https://github.com/DataTorrent/Malhar into Rsupport

commit 6e8791eac3c5cf657a1fa4fe1e054595c3f90701
Author: Milind Barve <milind@datatorrent.com>
Date:   Mon Dec 2 10:14:28 2013 +0530

    Added dependencies for R #302

commit 229585a6b7fb9d14400c583aa34ee81b1497b21a
Merge: fd86aef 3a3a113
Author: Milind Barve <milind@datatorrent.com>
Date:   Mon Dec 2 09:54:40 2013 +0530

    Merge branch 'master' of https://github.com/DataTorrent/Malhar into Rsupport

commit fd86aef0f2be0eff12fd503c46b3c383d48e01f3
Author: Milind Barve <milind@datatorrent.com>
Date:   Mon Nov 25 17:14:57 2013 +0530

    Added comments. Also added support for unifier. #302

commit 7e18715816cd5afc8ec7cb982dcf8d85b1924031
Author: Milind Barve <milind@datatorrent.com>
Date:   Mon Nov 25 17:14:18 2013 +0530

    Added comments. Also added support for unifier. #301

commit 7ea691523090e20362d92c7a2e4b75671338e5cf
Author: Milind Barve <milind@datatorrent.com>
Date:   Mon Nov 25 17:14:11 2013 +0530

    Added comments. Also added support for unifier. #301

commit f9f4926c426fb7b4f926e75123e9b6bfc9113c84
Author: Milind Barve <milind@datatorrent.com>
Date:   Mon Nov 25 10:18:38 2013 +0530

    Operator for finding standard deviation and variance using R functions - fixes #302

commit aee33fe3a9f8c07c041e8e0e614c55dcd9553247
Author: Milind Barve <milind@datatorrent.com>
Date:   Mon Nov 25 10:17:14 2013 +0530

    Changed the RScript operator - class RScript derives from ScriptOperator instead of ScriptBaseOperator - fixes #302

commit dacc7b95e9960266b684accae1f626ffcf9cf97e
Author: Milind Barve <milind@datatorrent.com>
Date:   Thu Nov 21 05:32:20 2013 +0530

    Adding support for in R Script and max function

commit b24207061efaf93262c4050fec23dd1693f2ede0
Author: Milind Barve <milind@datatorrent.com>
Date:   Thu Nov 21 05:29:36 2013 +0530

    Adding support for the Min operator in R