package.json: add watchify support
package.json: add watchify support

fo0nikens/zxcvbn,signalnine/zxcvbn,shotishu/zxcvbn,hnq90/zxcvbn,varenc/zxcvbn,shotishu/zxcvbn,alextekartik/zxcvbn,dropbox/zxcvbn,varenc/zxcvbn,dockbiz/zxcvbn,hn3000/zxcvbn,signalnine/zxcvbn,dockbiz/zxcvbn,signalnine/zxcvbn,alextekartik/zxcvbn,paulballesty/zxcvbn,fo0nikens/zxcvbn,alextekartik/zxcvbn,fo0nikens/zxcvbn,dockbiz/zxcvbn,varenc/zxcvbn,hnq90/zxcvbn,shotishu/zxcvbn,hnq90/zxcvbn