save from python for net surgery

0. Scheme desired parameters.
1. Do surgery on the net through `net.params['name'][idx].data[...] = `.
2. Save post-operation net params by `net.save('fname')`.

Handwoven deep nets, anyone?
define fully-convolutional imagenet model
release net surgery example from #455
[docs] contact us on webpage
[fix] adding requirements.txt for web_demo. Closes #704
continuous integration of master build

check make

- all
- test
- lint

but not runtest or warn since they are not yet ported to master.
[example] standardize imagenet leveldb names
[docs] announce caffe-users
Merge pull request #825 from shelhamer/mailing-list

Announce caffe-users mailing list
[example] fix imagenet classification typo
Included cmath in common.hpp to avoid isnan complaints from the xcode compiler
turns out you need using::isnan too
the compiler complains about solver tests using pointers as bool
lint
fixed unnecessary conversions in test_solver, and rearraged common.hpp a bit
fix compiler complaint in matcaffe
Test that DropoutLayer obeys dropout_ratio.
Merge pull request #839 from jeffdonahue/test-dropout-ratio

Test that DropoutLayer obeys dropout_ratio
Add script to speedtest imagenet (currently broken as FilterNet ignores
Caffe::phase()).
Add tests for phase filtering according to Caffe singleton phase
(currently failing as FilterNet ignores the singleton phase).