add runtime_link=static option
update read me, removing references to make shortcuts and recommending standard nom install and test usage
Trying out travis ci

Travis yaml fix.  Use travis-lint to avoid these problems.

More travis conf

Sudo it!

Assume yes when installing

Get rid of protoc and libprotobuf-lite

use npm to install mapnik instead

Go back to installing mapnik the usual route

Just use npm install.  Is travis smart enough for me to not include that?
Globally install mocha.
Fix test paths
Npm install isn't run by default by travis.  So do it.
test/tmp dir for tests
Merge pull request #174 from taketime/master

Add travis ci support
add placeholder for temp test outputs
rework travis script
add travis badge
remove devDepedencies in favor of readme noting mocha and sphericalmercator install
Verbose install so we can see compiler lines
remove compiler since travis is not properly setting CXX so only g++ is used
back off verbose install now what I've confirmed that compiler matrix does not work
gyp: avoid duplicate optimization flags, move from -Os to -O3 on OS X
avoid deleting test/tmp folder
clean up test/tmp but leave placeholder.txt
vector tiel-> png test: actually ensure rendered images are the same
ignore map.bufferSize/respect 'buffer_size' option when rendering vector tiles - refs #175