Search results + building instructions

-> Added permissions needed in Manifest.xml : Internet, network state,
read/write external storage for image caching
-> Added Universal Image Loader library in libs folder
-> Created ViewPagers for building instructions, when top changes,
bottom one is updated, when bottom one is clicked, top one changed to
appropriate image
-> Created GridView for search result, presently displays 1000 building
images (not set images) just to test
-> When images are loading, a progress bar (or spinner) is displayed,
when images are loading. progress bar/spinner disappears
-> New layouts added in res/layout
-> Border style added in res/drawable
-> New images added : empty PNG image, error image for unloadable
remote images