use inherits for determing and acting upon class information
use inherits for determing and acting upon class information
use inherits for determing and acting upon class information
 * use inherits for determing and acting upon class information
 * streamline an sapply call to not use an annonymous function
use inherits for determing and acting upon class information
correct typo iherits -> inherits
Built `bind` method for sites, downloads and datasets to join multiple search results.
- not implemented: search and warn for duplicates
- Made sure all datasets had names assigned in the dataset_list
- rebuilt package.
Merge pull request #154 from gavinsimpson/use-inherits

Use inherits() to ascertain class information
Merged @gavinsimpson's weird indents and didn't want to fix it back.

Merge remote-tracking branch 'upstream/master'

Conflicts:
	R/get_dataset.R
Merge pull request #155 from SimonGoring/master

Added the bind method and merged @gavinsimpson's upstream pull #154