Update 'Readme.txt'

Readme.txt

@@ -15,4 +15,15 @@ AD User Review
 
 2. Fix the code
 
-3. ...
+3. ...
+
+
+Solved issues
+
+[x] parsing MS AD dates with Python pandas
+[x] calculating inactivity time across AD users
+[x] LDAP searches through AD for users, admins, service users etc.
+[ ] diff 2 pandas DataFrames to get newly added AD admins
+[ ] collect all data into one Email report
+[ ] refactor the code, use config variables everywhere 
+[ ] handle exceptions