Added first files for admin and login/signup in admin

paramecio2/libraries/db/extrafields/percentfield.py

@@ -0,0 +1,22 @@
+from paramecio2.libraries.db.corefields import IntegerField
+
+class PercentField(IntegerField):
+    
+    def __init__(self, name, required=False):
+        
+        super().__init__(name, 2, required)
+
+    def check(self, value):
+        
+        try:
+            value=int(value)
+            
+            if value<0:
+                value=0
+            if value>100:
+                value=100
+            
+        except:
+            value=0
+
+        return value