remove require('crypto') for cordova browerify
remove require('crypto') for cordova browerify

Crypho/cordova-plugin-secure-storage,briananderson1222/cordova-plugin-secure-storage,briananderson1222/cordova-plugin-secure-storage,Crypho/cordova-plugin-secure-storage,Crypho/com.crypho.plugins.securestorage,demetris-manikas/com.crypho.plugins.securestorage,yyfearth/cordova-plugin-secure-storage,Crypho/com.crypho.plugins.securestorage,demetris-manikas/com.crypho.plugins.securestorage,yyfearth/cordova-plugin-secure-storage