documentation typos

[ASKurz]

Looks like you've got a few typos in the documentation page.

1. Upload the items: With your spreadsheet ready, login to formr admin and go to Surveys > Create new Surveys.
You can either upload your spreadsheet if it was stored locally on your computer using the form Upload an item table or you could import a Google spreadsheet via it's [its] visible share link, using the form Import a Googlesheet. When importing a Googlesheet, you will need to manually specify the name of your survey where's [whereas] if uploading a spreadsheet, the name of your survey is obtained using the filename of the spreadsheet.

3.Create a Run[3. Create a Run]: A formr "run" contains your study's complete design. Designs can range from the simple (a single survey or a randomized experiment) to the complex (like a diary study with daily reminders by email and text message or a longitudinal study tracking social network changes). It is recommended you read more about runs before you begin. To create a run go to Runs > Create a new Run. Enter a meaningful run name which should contain only of alphanumeric characters. If the run was creates [created] successfully, it will be added to the Runs menu and you will be redirected to the run admin area. Here you can add Run Units, design the complexity of your study and test your study. To modify your study definition later, you can go to Runs > YourRunName. Your run is the entry point of your study. For participants to access your study, you need to set you run as public or protected in the admin area and it will be accessible under the URL https://formr.orgYourRunName