Merge branch 'release/0.1.3' into develop
WIP: add unzip impl (simple)
add gunzip member api
fix build description
add minify gzip test, suport new buster.js api, fix base64 implementation
change method name
add zip impl
remove unused utility function
opt_params の初期化忘れを修正, TypedArray有効時にArrayを渡した時の不具合を修正(zip, unzip)
refactor exporting, remove license comment in source code
update document, add PKZIP document
add PKZIP testcase
fix PKZIP compress method document
update package.json for 0.1.4
Merge branch 'release/0.1.4'