Merge pull request #2307 from ethereum/docPatch_1

docs: fix url for a workshop from docs & gramatical fix

docs/contract_metadata.md

@@ -1,8 +1,8 @@
 Build Artifact
 ==============
 
-As compilation succeeds Remix creates a JSON file for each compiled contract.
-These JSON files contains several metadata
+When a compilation succeeds, Remix creates a JSON file for each compiled contract.
+The JSON file contains the compilation's artifact.
 
 Library Deployment
 ------------------

docs/import.md

@@ -3,7 +3,7 @@ Importing Source Files in Solidity
 
 It is essential to know many techniques for importing files.
 
-For a tutorial about importing files click [here](https://github.com/ethereum/remix-workshops/tree/master/loading_via_npm_github_plugin).
+For a tutorial about importing files click [here](https://github.com/ethereum/remix-workshops/tree/master/LoadingContent).
 
 For a detailed explanation of the `import` keyword see the
 [Solidity documentation](https://solidity.readthedocs.io/en/develop/layout-of-source-files.html?highlight=import#importing-other-source-files)