Immediate writing

See merge request !1

Handle fileSize limit event with option

Handle 'limit' event when file is over fileSize

Added md5 checksum for each file upload

Fixes #50. Default function argument value is not supported in Node 4 and 5. Although this package no longer supports Node 4 or 5, this seems like a harmless update.

Updating devDependencies. Updated to latest version of Google eslint rules. Updated test/server.js to be lint-happy.'

Add error handlers for parser errors

Feature - Allow extension preservation with safe file names

Refactor server.js to allow for different options to be provided during testing

Bumped the version number to 0.1.3

Misc reformatting.

Fix readme