Merge pull request CenterForOpenScience#158 from erinspace/hotfix/REA…

…DME_update

Clarify README step for copying local-dist to local.py, closes CenterForOpenScience#156

README.md

@@ -62,13 +62,20 @@ $ sudo apt-get install rabbitmq-server
 ```
 ### Settings
 
-You will need to have a local copy of the settings
+You will need to have a local copy of the settings. Copy local-dist.py into your own version of local.py - 
 
 ```
 cp scrapi/settings/local-dist.py scrapi/settings/local.py
 ```
 
-### Running the scheduler
+If you'd like to be able to run all harvesters, you'll need to [register for a PLOS API key](http://api.plos.org/registration/). 
+
+Add the following line to your local.py file:
+```
+PLOS_API_KEY = 'your-api-key-here'
+```
+
+### Running the scheduler (optional)
 
 - from the top-level project directory run:
 
@@ -98,6 +105,8 @@ or, just one with
 $ invoke harvester harvester-name
 ```
 
+Note: harvester-name is the same as the defined harvester "short name".
+
 Invove a harvester a certain number of days back with the ```--days``` argument. For example, to run a harvester 5 days in the past, run:
 
 ```bash