String settings hooks (#82)

* added theme; env change

* began refactoring

* added process hook

* now singular string for each hook

* fixed splitting by comma to by space

* profile_create function updated

* prettier

* added jre validator

* restructured so that it doesnt look like a vec

* fixed merge issue

* snake case

* resolved merge issues + added process events

* clippy, fmt

* removed unnecssary func

theseus/src/api/mod.rs

@@ -11,7 +11,7 @@ pub mod tags;
 pub mod data {
     pub use crate::state::{
         DirectoryInfo, Hooks, JavaSettings, MemorySettings, ModLoader,
-        ProfileMetadata, Settings, WindowSize,
+        ProfileMetadata, Settings, Theme, WindowSize,
     };
 }