small fixes

Author: dkastl

docs/chapters/installation.rst

@@ -100,7 +100,7 @@ Alternativly you can use **PgAdmin III** and SQL commands. Start PgAdmin III (av
 .. _installation_load_functions:
 
 --------------------------------------------------------------------------------------------------------------
-Load Funtions
+Load Functions
 --------------------------------------------------------------------------------------------------------------
 
 Without a routing template database several files containing pgRouting functions must be loaded to the database. Therefore open a terminal window and execute the following commands:

docs/chapters/osm2pgrouting.rst

@@ -73,7 +73,6 @@ Then run the converter:
 
 .. code-block:: bash
 
-	cd ~/Desktop/pgrouting-workshop/
 	osm2pgrouting -file "data/sampledata.osm" \
 				  -conf "/usr/share/osm2pgrouting/mapconfig.xml" \
 				  -dbname routing \