Disable ws tests on IE11 because saucelabs breaks them. Let's run them in a VM until things get sorted out
Merge pull request #313 from rase-/remove/ie11-ws-tests

Disable ws tests on IE11 because saucelabs breaks them.
Possibility to disable JSONP. Emitting an error if JSONP is the only available transport.
Rename noJSONP to jsonp (that can be set to false to disable jsonp)
Change constructor check to throw and try-catch
style and close socket after assert
Merge pull request #314 from rase-/add/jsonp-disabling

Possibility to disable JSONP.
Updated README
Merge pull request #315 from rase-/update/readme

Updated README
package: bump `engine.io-parser`
remove try-catch for utf8 decode errors
Merge pull request #316 from nkzawa/patch-4

Remove try-catch for utf8 decode errors
package: bump `browserify`
Merge pull request #317 from lpinca/update/browserify

Update `browserify` to version 4.2.0
Bump debug module
package: bump parser
Bump parser 1.1.0
Update server to commit with bumped parser
Merge pull request #323 from rase-/bump/parser

Bump parser 1.1.0
defer close while upgrading a transport