[ADD] Add basic Matrix ID parser

src/include/Matrix.h

@@ -3,6 +3,21 @@
 
 #include <Cytoplasm/Json.h>
 
+/* A simple representation of everything. It is not as complex as 
+ * Telodendria's CommonID parser, simply because Parsee does not 
+ * need such complexity. */
+typedef struct UserID {
+    /* We're being extra leinent. */
+    char localpart[256];
+    char server[256];
+} UserID;
+
+/** Parses a Matrix user ID, with no attention to detail.
+ * -----------
+ * Returns: a valid user ID[HEAP] | NULL
+ * Thrasher: Free */
+extern UserID * MatrixParseID(char *user);
+
 /* Creates an error message JSON, with the specified code and message. */
 extern HashMap * MatrixCreateError(char *err, char *msg);