Add support for hardware GPS as location provider in the Geowidget

[coveralls]

Pull Request Test Coverage Report for Build 1555

• 68 of 143 (47.55%) changed or added relevant lines in 6 files are covered.
• 8 unchanged lines in 2 files lost coverage.
• Overall coverage increased (+0.3%) to 53.131%

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Changes Missing Coverage	Covered Lines	Changed/Added Lines	%
library/src/main/java/io/ona/kujaku/location/clients/BaseLocationClient.java	25	26	96.15%
library/src/main/java/io/ona/kujaku/enums/LocationClient.java	0	3	0.0%
library/src/main/java/io/ona/kujaku/KujakuLibrary.java	4	9	44.44%
library/src/main/java/io/ona/kujaku/location/clients/GoogleLocationClient.java	0	8	0.0%
library/src/main/java/io/ona/kujaku/views/KujakuMapView.java	3	26	11.54%
library/src/main/java/io/ona/kujaku/location/clients/AndroidGpsLocationClient.java	36	71	50.7%
<!--	Total:	68	143	47.55%	-->

Files with Coverage Reduction	New Missed Lines	%
library/src/main/java/io/ona/kujaku/views/KujakuMapView.java	1	23.73%
library/src/main/java/io/ona/kujaku/location/clients/GoogleLocationClient.java	7	34.65%
<!--	Total:	8		-->

Totals
Change from base Build 1540:	0.3%
Covered Lines:	3088
Relevant Lines:	5812

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💛 - Coveralls