Simplify quickstart.py much more.

Remove
- `set_relationship_bounds()`
- `set_dont_like()`
- login credentials example
- headless mode example

quickstart.py

@@ -1,33 +1,21 @@
 """ Quickstart script for InstaPy usage """
+
 # imports
 from instapy import InstaPy
 from instapy import smart_run
 from instapy import set_workspace
 
-# login credentials
-insta_username = ''
-insta_password = ''
 
 # set workspace folder at desired location (default is at your home folder)
 set_workspace(path=None)
 
 # get an InstaPy session!
-# set headless_browser=True to run InstaPy in the background
-session = InstaPy(username=insta_username,
-                  password=insta_password,
-                  headless_browser=False)
+session = InstaPy()
 
 with smart_run(session):
     """ Activity flow """
     # general settings
-    session.set_relationship_bounds(enabled=True,
-                                    delimit_by_numbers=True,
-                                    max_followers=4590,
-                                    min_followers=45,
-                                    min_following=77)
-
     session.set_dont_include(["friend1", "friend2", "friend3"])
-    session.set_dont_like(["pizza", "#store"])
 
     # activity
     session.like_by_tags(["natgeo"], amount=10)