add wait for client.GetMapObjects()

Author	Peter Groenewegen <pgroene@gmail.com>
Author date	2016-08-02 13:46:39
Author local date	2016-08-02 15:46:39 +0200
Committer	GitHub <noreply@github.com>
Committer date	2016-08-02 13:46:39
Committer local date	2016-08-02 15:46:39 +0200
Commit	49105422f49cfe252e344454d593320a059467c2
Tree	929b8e908f1767d666f1e8a410ea5e8804f950ba
Parent	f885b695f5ffca9cc531d1ab1cc49e40f11f6d24

add wait for client.GetMapObjects()

When calling this to fast no pokemons are returned, wait a few seconds to get the nearby pokemons.

client.GetMapObjects() does not return when called to fast added 3 sec wait

Affected files:
PokemonGo/RocketAPI/Window/MainForm.cs

You may download the files in Public Git.