Update import script to use GraphHopper 0.8.2

Author: clns

graphhopper-ios-sample/README.md

@@ -16,7 +16,7 @@ The sample Xcode project has a reference to the graph data at
 #### Import Data
 
 **Caution:** The import method described below uses the
-[graphhopper 0.7 branch](https://github.com/graphhopper/graphhopper/tree/0.7)
+[graphhopper 0.8.2 tag](https://github.com/graphhopper/graphhopper/tree/0.8.2)
 in /graphhopper-ios/graphhopper to import the graph data using `./graphhopper.sh import` command.
 
 You can import a sample graph by running this command in Terminal

graphhopper-ios-sample/import-sample.sh

@@ -13,7 +13,7 @@ if [ ! -e $GRAPH_FILE ]; then
   mv $FILE $GRAPH_FILE
 fi
 rm -rf $(expr $GRAPH_FILE : '\([^\.]*\)\.')".osm-gh"
-git checkout origin/0.7
+git checkout 0.8.2
 ./graphhopper.sh import $GRAPH_FILE
 git checkout ios-compat
 cd ..