Fix reStructuredText sub-lists

README.rst

@@ -11,17 +11,22 @@ Features
 This is a work in progress. Some features may not be available.
 
 * Password / passphrase authentication
+
   - ✓ no character-set limitation
   - ✓ reasonable lenth limit ([security vs. DOS](http://arstechnica.com/security/2013/09/long-passwords-are-good-but-too-much-length-can-be-bad-for-security/))
   - ✓ strong, evolutive and retro-compatible password hashing functions
   - ✓ optional NIST Special Publication 800-63B compatibility
+
 * HOTP - HMAC-based One-time Password Algorithm ([OATH](http://www.openauthentication.org/) - [RFC 4226](https://tools.ietf.org/html/rfc4226))
+
   - ✗ the key can be passed as bytes, an ASCII string, an hexadicimal string or a base32 string
   - ✗ customizable counter
   - ✗ customizable hash function (sha1, sha256, sha512)
   - ✗ customizable output length
   - ✗ customizable output alphabet
+
 * TOTP - Time-based One-time Password Algorithm ([OATH](http://www.openauthentication.org/) - [RFC 6238](https://tools.ietf.org/html/rfc6238))
+
   - ✗ the key can be passed as bytes, an ASCII string, an hexadicimal string or a base32 string
   - ✗ customizable timestamp
   - ✗ customizable period