10.1.0: I/O exceptions

• Made library compatible with XP 11, all PHP versions from 8.3 up to 8.6
  (@thekid)
• Merged PR #3: Refactor I/O exceptions, dropping XP 10 support in the
  doing. See xp-framework/core#363 for a write-up on the reason behind
  this and the plan to move forward.
  (@thekid)

10.0.0: Drop XP 9, add XP 11

• Implemented xp-framework/rfc#341, dropping compatibility with XP 9

9.0.1: HHVM workaround removal

• Removed HHVM implementations added in #2, HHVM no longer supports PHP
  (@thekid)

9.0.0: Drop PHP 5 support

• Implemented xp-framework/rfc#334: Drop PHP 5.6:
  . Heads up: Minimum required PHP version now is PHP 7.0.0
  . Rewrote code base, grouping use statements
  . Converted newinstance to anonymous classes
  (@thekid)

8.0.1: XP10 compatibility

• Made compatible with XP 10 - @thekid

8.0.0: XP9 Compatibiliy

• Fixed issue #2: Fix Base64OutputStream on HHVM - @thekid
• Heads up: Drop PHP 5.5 support - @thekid
• Added forward compatibility with XP 9.0.0 - @thekid

7.1.0: XP8 Compatibility

• Added forward compatibility with XP 8.0.0 - @thekid

7.0.0: XP7 compatibility

• Adopted semantic versioning. See xp-framework/rfc#300 - @thekid
• Added version compatibility with XP 7 - @thekid

6.6.0: Extract from XP Core

• Extracted from the XP Framework's core - @thekid