Add string as struct, Fix void pointer indexing

compound for String is not working but maybe that's fine

core_main.cpp

@@ -23,12 +23,7 @@
 
 Fix backlog
 - [ ] Fix invalid error message: AlmostLinearToSRGB :: (a: Color);; return {sqrtf(a.r), sqrtf(a.g), sqrtf(a.b), a.a}
-- [ ] Fix untyped literal going to codegen stage, example in arms_race
 - [ ] Fix and decide what to do when initializing global variable using not constants C:/AProgramming/cparse/compiler/modules/Language.core:180:28: error: initializer element is not a compile-time constant
-- [ ] Fix adressing void is possible, mayp make it possible to address void
-      using bytes
-      * a.void + 10
-      * a.void[10]
 - [ ] Test and bulletproof any, slices
 - [ ] Need tests that make sure stuff errors out
 - [ ] String declaration in Language.core this way we can compound create it and access fields and stuff
@@ -36,14 +31,7 @@ Fix backlog
   result := String{data, filesize}
 - [ ] Fix tuple being able to colapse into a single variable
 - [ ] Fix Found multiple definitions of not showing multiple definitions in the error message
-- [ ] Fix being able to cast -1 to *void
 - [ ] How to cast from U64 to pointer?
-- [ ] Fix returning literlas using multiple arguments ```
-C:/AProgramming/cparse/compiler/examples/arms_race/arms_race.core:141:35: error: cannot take the address of an rvalue of type 'int'
-  MemoryCopy(&S10_S11_S44_139.m0, &(0x0), sizeof(S10_S11_S44_139.m0));
-                                  ^ ~~~
-C:/AProgramming/cparse/compiler/examples/arms_race/arms_race.core:142:35: error: cannot take the address of an rvalue of type 'unsigned long long'
-  MemoryCopy(&S10_S11_S44_139.m1, &(32ULL), sizeof(S10_S11_S44_139.m1));
 ```
 
 Future features
@@ -59,17 +47,11 @@ Future features
 
 ###
 
-- [ ] Maybe wait to implement WASM / bytecode emitter before doing this?
-      Probably need some UInt Int types and those should be default, target
-      decides the size of these
-
 - [ ] Way to import and force evaluate #import_lazy #import ?
 
 Redesign:
 - [ ] Redesign Type map to use List and reduce wasting space
-- [ ] Redesign lexing to minimize memory usage, we got rid of heap but in a naive way!
-- [ ] Probably need to move all the global data into the context if we want to use this as library or not?
-- [ ] Casting
+- [ ] Casting syntax
 
 In the future