Implemented Cosmetics and User Custom CSS, closes #7

webapp/titanembeds/database/user_css.py

@@ -0,0 +1,13 @@
+from titanembeds.database import db
+
+class UserCSS(db.Model):
+    __tablename__ = "user_css"
+    id = db.Column(db.Integer, primary_key=True)    # Auto increment id
+    name = db.Column(db.String(255))                # CSS Name
+    user_id = db.Column(db.String(255))             # Discord client ID of the owner of the css (can edit)
+    css = db.Column(db.Text())                      # CSS contents
+
+    def __init__(self, name, user_id, css=None):
+        self.name = name
+        self.user_id = user_id
+        self.css = css