Provide "library" via tricu file directly

Allows easier loading of other files and drops the list of Haskell
strings containing the basic tools included

src/REPL.hs

@@ -29,7 +29,7 @@ repl env = runInputT defaultSettings (loop env)
               outputStrLn "No input received; stopping import."
               loop env
             Just path -> do
-              loadedEnv <- liftIO $ evaluateFileEnv path
+              loadedEnv <- liftIO $ evaluateFile path
               loop $ Map.union loadedEnv env
         Just "" -> do
           outputStrLn ""