Added new icons

Added new icons for every pharmacy.
Updated AndroidManifest

Updated AndroidManifest with a new activity for pharmacy details.
Updated mydb
Updated lstview_header_row

Updated it with an extra line.
Updated strings.xml

Updated strings.xml with a new string for the new activity
DetailsActivity.
Updated DBAadapter

Updated DBAdapter so it adds the correct icon for every pharmacy.
Updated DrugsActivity

Updated DrugsActivity by uncommenting finish() as it is not supposed to
finish when using the physical back button.
Updated MarinActivity

Updated MainActivity as it is not supposed to finish when using the
physical back button.
Updated PharmaciesActivity

So it uses an PharmacyArrayAdapter that uses Pharmacies instead of
Choices.
Updated Pharmacy

Updated Pharmacy with new methods - getPharmacyName(), setIcon() and get
Icon().
Updated PharmacyArrayAdapter

So it uses Pharmacies instead of Choices.
Added details.xml

For the new activity DetailsActivity.
Added lstview_header_row3.xml

For the new activity DetailsActivyty.
Added details.xml
Added new DetailsActivity