4.0.0-alpha1

• Total issues resolved: 24
• Total pull requests resolved: 25
• Total contributors: 10

BC-break

• 113: Improve token builder interface thanks to @lcobucci
• 73: Replaced Token->validate with Validator class handling token validation thanks to @dannydorfel
• 72: Token Validation API thanks to @schnittstabil
• 52: Do we really need to throw an exception when verifying the signature of an unsigned token? thanks to @lcobucci
• 51: Move to PHP 7 thanks to @lcobucci

Improvement

• 204: Add validation constraints to configuration object thanks to @lcobucci
• 201: Improve build process thanks to @lcobucci
• 198: Add PHPCS as a dev dependency thanks to @lcobucci
• 187: Implement ECDSA signer that uses OpenSSL thanks to @lcobucci
• 180: Use a time provider instead on ValidAt constraint thanks to @lcobucci
• 171: Handle claims conversion thanks to @lcobucci and @henriquemoody
• 170: Enhancement: Keep packages sorted without specifying --sort-packages thanks to @localheinz
• 169: Enhancement: Add .gitattributes thanks to @localheinz
• 168: Fix: Cache dependencies installed with composer between builds thanks to @localheinz
• 167: Fix: Remove unused imports thanks to @localheinz
• 166: Add keys to config thanks to @lcobucci
• 165: Simplify registered claims usage thanks to @lcobucci
• 164: Rename builder methods thanks to @lcobucci
• 163: Fix RSA failures and add tests to it thanks to @lcobucci
• 161: Add key(s) to configuration object thanks to @lcobucci
• 160: Create none signer thanks to @lcobucci
• 159: Move string references of registered claims to constants thanks to @lcobucci
• 153: Require PHP 7.1 thanks to @lcobucci
• 146: Require PHP 7.1 thanks to @lcobucci
• 139: Use a time provider to get the current system time thanks to @lcobucci
• 131: Make sure there are no duplicated audiences while building token thanks to @lcobucci
• 130: Extract the registered claim names to constants thanks to @lcobucci
• 129: Create new validation API thanks to @lcobucci
• 122: Simplify signer API thanks to @lcobucci
• 118: Improve tests and add humbug thanks to @lcobucci
• 117: Improve the token interface thanks to @lcobucci
• 95: Removing some bad mutations thanks to @lcobucci
• 84: Using external coverage (and keeping track of just unit tests coverage). thanks to @lcobucci
• 78: Allow arrays or audience claim and issuer validation. thanks to @SamThePsychoticLeprechaun
• 74: Introducing a configuration object thanks to @lcobucci
• 49: Introduce configuration object thanks to @lcobucci
• 38: Extract Encoder and Decoder so they can be used in other libs thanks to @lcobucci
• 29: Private/public claims validation thanks to @lcobucci

Documentation

• 125: Documentation is incorrect / refers to changes not yet in dev-master thanks to @gramorris
• 87: Update required PHP version thanks to @Nyholm

Bug

• 121: Just try to send the report when it exists thanks to @lcobucci
• 111: Update to latest manter/ecc thanks to @lcobucci and @craigcarnell