Update README.md
Merge pull request #1 from agamrafaeli/agam

Addded script to get list of streets in Jerusalem
Update README.md
Merge pull request #2 from agamrafaeli/agam

Catching of exceptions and documentation
Adding GetGushHelka function

This allows the user to get the gush and helka by cityid, streetid and
houseid (as defined in the government's websites). Needs a little
cleanup as this code also contains a usage sample
Merge pull request #3 from giladgo/master

Adding GetGushHelka Function
Merge remote-tracking branch 'origin/master' into agam