[WIP] Basic mtgjsonv4 support (#3458)

* Basic mtgjsonv4 support

* Fix set type

* [WIP] Oracle: use zx instead of zip

* clanfigy fixes

* Fix reading last block of xz

* Added back zip support

* [WIP] adding xz on ci + fixes

* typo

* resolve conflict

* Make gcc an happy puppy

* test appveyor build

* appveyor maybe

* Appveyor: add  xz bindir

* Update ssl version (the old one is not available anymore)

* Windows is a really shitty platform to code on.

* test vcpkg

* again

* gosh

* nowarn

* warning 2

* static

* Maybe

* cmake fix

* fsck this pain

* FindWin32SslRuntime: add vcpkg path

* Appveyor: cache support, force usable of openssl from vcpkg

* updated as suggested

* ouch

* Import card uuids and expose this property as !uuid! for card image download

* Minor style fixes

* address changed URL

doc/cards.xsd

@@ -39,6 +39,7 @@
                                             <xs:simpleContent>
                                                 <xs:extension base="xs:string">
                                                     <xs:attribute type="xs:int" name="muId" use="optional" />
+                                                    <xs:attribute type="xs:string" name="uuId"  use="optional" />
                                                     <xs:attribute type="xs:anyURI" name="picURL" use="optional" />
                                                     <xs:attribute type="xs:string" name="num"  use="optional" />
                                                     <xs:attribute type="xs:string" name="rarity" use="optional" />