padmgr and related (#71)

* In process of moving changes over from old repo

* Merged in changes

* Finished import of padmgr changes from old repo

* Adjusted some volatile

* Improving padmgr volatile situation

* Almost matched osReadMempak

* Working on osMempakDataCRC

* Explanations and equivalents but no matches for osMempakAddrCRC and osMempakDataCRC

* OK after merge

* Matched osMempakAddrCRC and osMempakDataCRC

* Matched osReadMempak

* Updated PadMgr function names to be less like original code

* Changed variable names to make them further from original code

* Changed names and it stopped matching

* Undid clang-format steamrollering whitespace memes

* Cleaned up Input names

* More formatting changes

* Moved padmgr to z64.h, deleted padmgr.h

src/code/z_sample.c

@@ -3,7 +3,7 @@
 #include <PR/os_cont.h>
 
 void Sample_Calc(SampleContext* this) {
-    if (!~(this->state.input[0].padPressed | ~START_BUTTON)) {
+    if (!~(this->state.input[0].press.in.button | ~START_BUTTON)) {
         SET_NEXT_GAMESTATE(&this->state, func_800BCA64, GlobalContext);
         this->state.running = false;
     }