Squashed commit of the following:

Squashed commit of the following:

commit 3f867438140182ad5edeb7b5fff11fbe39216052
Author: boyu <r02222047@ntu.edu.tw>
Date:   Mon Jun 29 04:23:22 2015 +0800

    num_unchanged_w

commit d8fce5f7a19fa14bcfe0245be1217741706bb913
Author: boyu <r02222047@ntu.edu.tw>
Date:   Sun Jun 28 14:57:25 2015 +0800

    windows math.h log ambiguous fix

commit 52d5addd8179f247f56df8eb098fa24751b8bf0c
Author: Chia-Hua Ho <b95082@csie.ntu.edu.tw>
Date:   Sat Jun 27 16:38:04 2015 +0800

    c_double * 0 => None

commit 24e0fac8d23b31de54c28ab4a790d4fe56f5f3b0
Author: Chia-Hua Ho <b95082@csie.ntu.edu.tw>
Date:   Sat Jun 27 15:04:27 2015 +0800

    default of -C: L2R_LR => L2R_L2LOSS_SVC

commit fd170647d2808ff3ff97e4af7d2e76734a5ffd7a
Author: Chia-Hua Ho <b95082@csie.ntu.edu.tw>
Date:   Sat Jun 27 00:11:36 2015 +0800

    Fix NULL pointer bug, python README

commit 947cfa1226a774e79675c7280d2de6719545ff29
Author: boyu <r02222047@ntu.edu.tw>
Date:   Fri Jun 26 23:50:34 2015 +0800

    fix

commit 225d35ed39d2b9028ae4da1005183ea65a30d5f1
Merge: adf59e5 5d5b3a6
Author: boyu <r02222047@ntu.edu.tw>
Date:   Fri Jun 26 23:49:37 2015 +0800

    Merge branch 'parasearch' of svm:liblr into parasearch

commit adf59e5ecc60e5b943bf0083a8d53156463125a9
Author: boyu <r02222047@ntu.edu.tw>
Date:   Fri Jun 26 23:49:12 2015 +0800

    fix

commit 5d5b3a60edd41b4585c669f210b0bb67f83900b4
Author: Chia-Hua Ho <b95082@csie.ntu.edu.tw>
Date:   Fri Jun 26 21:07:31 2015 +0800

    README

commit bcdde0a776b6f7f1023ec65733d689834c9c445d
Author: boyu <r02222047@ntu.edu.tw>
Date:   Fri Jun 26 19:52:57 2015 +0800

    num_unchanged_w; README

commit 97b4b7a2af81767effadaaa3549f29e5866320e3
Author: Chih-Jen Lin <cjlin@csie.ntu.edu.tw>
Date:   Thu Jun 25 20:07:24 2015 -0700

    minor changes to ensure consistency

commit b982e1c0fed146c82efc616de49f10323fb9ae8f
Author: boyu <r02222047@ntu.edu.tw>
Date:   Fri Jun 26 02:56:29 2015 +0800

    naming and indent

commit a46ba8359de45401f9693ef27c1bfd2ed968118e
Author: boyu <r02222047@ntu.edu.tw>
Date:   Fri Jun 26 02:40:07 2015 +0800

    comments except 67 and interface

commit 75b8a547eb742240127f39599f94427d1bf9300e
Merge: 83dc99b 1c9b998
Author: boyu <r02222047@ntu.edu.tw>
Date:   Thu Jun 25 23:05:58 2015 +0800

    Merge branch 'parasearch' of svm:liblr into parasearch

commit 83dc99b843569c4fa868ad0c9eb669a7e1e9ac9b
Author: boyu <r02222047@ntu.edu.tw>
Date:   Thu Jun 25 23:05:22 2015 +0800

    solver specified

commit 1c9b9989046244ba6b983abffc742f931290c692
Merge: 1be6f38 e25481b
Author: Chia-Hua Ho <b95082@csie.ntu.edu.tw>
Date:   Thu Jun 25 22:24:21 2015 +0800

    Merge branch 'parasearch' of svm.csie.ntu.edu.tw:liblr into parasearch

commit 1be6f384358d79b86d602dcfbae0d2bd0c0ff951
Author: Chia-Hua Ho <b95082@csie.ntu.edu.tw>
Date:   Thu Jun 25 22:23:58 2015 +0800

    MATLAB interface README

commit e25481bd5325a6d2fc076af20ed55c3afd02b62b
Author: boyu <r02222047@ntu.edu.tw>
Date:   Thu Jun 25 20:56:16 2015 +0800

    unchanged_w undo

commit e41852838bae0acec5e64e20e6de308179456597
Author: boyu <r02222047@ntu.edu.tw>
Date:   Thu Jun 25 13:03:41 2015 +0800

    python fix

commit d86ef0693eb18e7b763b3e18581c56b2054283c4
Author: boyu <r02222047@ntu.edu.tw>
Date:   Thu Jun 25 13:00:50 2015 +0800

    comments 6/25

commit ffc1831a7a28113925ed4825ad57e67a4f26124b
Merge: fed01f9 a29f7b1
Author: boyu <r02222047@ntu.edu.tw>
Date:   Thu Jun 25 12:47:23 2015 +0800

    Merge branch 'parasearch' of svm:liblr into parasearch

commit fed01f95c27b720d9755a1f5a0601c76ae0e75f8
Author: boyu <r02222047@ntu.edu.tw>
Date:   Thu Jun 25 12:24:29 2015 +0800

    python

commit a29f7b111a5b464bcd612490da00b4952db95167
Author: Chia-Hua Ho <b95082@csie.ntu.edu.tw>
Date:   Thu Jun 25 11:22:28 2015 +0800

    comments 20150625: train.c matlab/train.c

commit d25ac8709c095be2406cf3eda6125e34197e5966
Merge: e45c874 4dc5739
Author: Chih-Jen Lin <cjlin@csie.ntu.edu.tw>
Date:   Thu Jun 25 02:30:18 2015 +0800

    Merge branch 'parasearch' of svm.csie.ntu.edu.tw:liblr into parasearch

    Conflicts:
    	linear.cpp

commit e45c8742e8ef05a47c7c9613807ca7954ab21925
Author: Chih-Jen Lin <cjlin@csie.ntu.edu.tw>
Date:   Thu Jun 25 02:26:37 2015 +0800

    reorder variables' declaration in find_parameter_C

commit 4dc57397a193faf761cf3602d8daae027a6930de
Author: boyu <r02222047@ntu.edu.tw>
Date:   Wed Jun 24 23:25:31 2015 +0800

    fix

commit a37f6180940470d491fa7db0db88a7801903fbf8
Author: boyu <r02222047@ntu.edu.tw>
Date:   Wed Jun 24 18:32:21 2015 +0800

    fix

commit bf8dcd427e82f52da413406eac84189445ef12a9
Author: Chia-Hua Ho <b95082@csie.ntu.edu.tw>
Date:   Wed Jun 24 18:09:49 2015 +0800

    MATLAB interface

commit 10ec863e6560e16fa3edb5b45387961efbd3bbbe
Author: boyu <r02222047@ntu.edu.tw>
Date:   Wed Jun 24 15:55:07 2015 +0800

    comments 0618; merge the two new subroutine

commit 069daa543cfd6bb0f2b858a3a4c6ac60d385f32e
Author: boyu <r02222047@ntu.edu.tw>
Date:   Thu Jun 18 19:08:50 2015 +0800

    CV separate; init_sol in param; remove interactive

commit 64bdcf116bca2ecc2c6956dbe62a8c517c31528f
Author: boyu <r02222047@ntu.edu.tw>
Date:   Sat Jun 13 00:29:30 2015 +0800

    intial check on 2015 6 11

commit ae3fd7104ef587834ab06b5fdadaacaefb757ffe
Author: boyu <r02222047@ntu.edu.tw>
Date:   Fri Jun 12 18:50:06 2015 +0800

    nolable