Update Pods dependencies
Update Pods dependencies
Improve file download method with progress block, returned operation

Update demo app to display progress view when downloading files
Reformat code and comments
Update copyright notice for 2013
Update Pods
Add import document to user library method

Update demo app to fix public file parsing
Update demo app to add import documents action
Improve code formatting
Update podspec for upcoming version 1.2
Fix import document method name, documentation
Merge pull request #7 from shazino/development

MendeleySDK v1.2