Fix support for RPL_MYINFO

This release updates dependencies and fixes a specification violation in RPL_MYINFO that could cause crashes on certain networks.

Drop PHP 7.1 & fix RPL_NAMREPLY

PHP 7.1 will not be supported in 1 month. Time to drop it and move on. This allows us to bump to phpUnit 8 as well as use new language features in the future.

This release also fixes mode support for RPL_NAMREPLY and introduces the getModes() method on the same message.

Implement many more numerics and other fixes

New message support:

• 002: YOURHOST
• 003: CREATED
• 004: MYINFO
• 250: STATSCONN
• 251: LUSERCLIENT
• 252: LUSEROP
• 253: LUSERUNKNOWN
• 254: LUSERCHANNELS
• 255 LUSERME
• 265: LOCALUSERS
• 266: GLOBALUSERS
• 333: TOPICWHOTIME
• 366: ENDOFNAMES
• 372: MOTD
• 375: MOTDSTART
• 376: ENDOFMOTD
• 900: LOGGEDIN
• 903: SASLSUCCESS

Fixes:

• Better userhost-in-names support.

HOTFIX: Fix crash when attempting to convert a non-existing numeric message

Add test for a non-existing numeric verb

Signed-off-by: NanoSector <rick@nanosector.nl>

Better IRCv3 support and other fixes

Capabilities:

• Updates CAP for IRCv3.2 support (support for the NEW, DEL and updated LS subcommands): #1
• userhost-in-names support: #20
• invite-notify support: #21
• chghost support: #19
• webirc support: #9

IRCv3 general:

• Add support for message tags: #2

General:

• Code cleanup: #14, #12, #13, #18
• Fix for lowercase commands: #15
• Miscellaneous fixes: #18
• Use PHP's strict_type checks: #18
• RAW now complains when used: #10

Initial release

v0.1

Align table columns