Added basic header with license

Renamed main class to micropyGPS
Remove unused struct import
Added to class doc string

micropyGPS.py

@@ -1,4 +1,23 @@
-from struct import *
+# MicropyGPS - a GPS NMEA sentence parser for Micropython/Python 3.X
+
+#
+# The MIT License (MIT)
+
+# Copyright (c) 2014 Michael Calvin McCoy (calvin.mccoy@gmail.com)
+#
+# Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated
+# documentation files (the “Software”), to deal in the Software without restriction, including without limitation the
+# rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit
+# persons to whom the Software is furnished to do so, subject to the following conditions:
+#
+# The above copyright notice and this permission notice shall be included in all copies or substantial portions of the
+# Software.
+#
+# THE SOFTWARE IS PROVIDED “AS IS”, WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE
+# WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+# COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
+# OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
 
 # TODO:
 # GSV Sentence
@@ -23,8 +42,9 @@ test_GSV = ['$GPGSV,3,1,12,28,72,355,39,01,52,063,33,17,51,272,44,08,46,184,38*7
             '$GPGSV,3,3,12,04,12,204,34,27,11,324,35,32,11,089,,26,10,264,40*7B']
 
 
-class MicroGPSpy(object):
+class MicropyGPS(object):
-    """GPS NMEA Sentence Parser"""
+    """GPS NMEA Sentence Parser. Creates object that stores all relevant GPS data and statistics.
+    Parses sentences one character at a time using update(). """
 
     def __init__(self, local_offset=0):
         """Setup GPS Object Status Flags, Internal Data Registers, etc"""
@@ -359,7 +379,7 @@ class MicroGPSpy(object):
 
 if __name__ == "__main__":
 
-    my_gps = MicroGPSpy()
+    my_gps = MicropyGPS()
     sentence = ''
     for RMC_sentence in test_RMC:
         for y in RMC_sentence: