Added `examples` directory under `npmignore`
Added `examples` directory under `npmignore`

sanex3339/javascript-obfuscator,javascript-obfuscator/javascript-obfuscator,javascript-obfuscator/javascript-obfuscator,javascript-obfuscator/javascript-obfuscator,sanex3339/javascript-obfuscator,sanex3339/javascript-obfuscator