paypro: fix rsa+sha256 vs rsa+sha1.
fix: fix variable typo for paypro.
paypro: first pass at clientside x509.
paypro: use jsrsasign for browser.
paypro: try to figure out differences between browser and npm jsrsasign.
paypro: add lib/browser/x509.
paypro: figure out clientside jsrasign more.
paypro: clientside. start using jsrsasign api correctly.
paypro: fix encodings with jsrsasign.
paypro: add trusted x509 certs in Trusted.js for now.
paypro: script to generate trusted.js from node.js root certs.
paypro: chmod +x generate-trusted.sh.
paypro: generate Trusted.js.
paypro: add createTrusted to browser build script.
paypro: begin checking trusted certs.