Documentation update (#362)

* Document trove classifiers

* Fix incorrect key name

* Resolve markdownlint blank line issues

* Fix typo

docs/docs/configuration.md

@@ -10,18 +10,20 @@ This file can typically be found in one of the following directories:
 For Unix, we follow the XDG spec and support `$XDG_CONFIG_HOME`.
 That means, by default `~/.config/pypoetry`
 
-
 ## Available settings
 
 ### `settings.virtualenvs.create`: boolean
+
 Create a new virtualenv if one doesn't already exist.
 Defaults to `true`.
 
 ### `settings.virtualenvs.in-project`: boolean
+
 Create the virtualenv inside the project's root directory.
 Defaults to `false`.
 
 ### `settings.virtualenvs.path`: string
+
 Directory where virtualenvs will be created.
 Defaults to one of the following directories:
 
@@ -29,5 +31,6 @@ Defaults to one of the following directories:
 - Windows: `C:\Users\<username>\AppData\Local\pypoetry\Cache/virtualenvs`
 - Unix:    `~/.cache/pypoetry/virtualenvs`
 
-### `repository.<name>`: string
+### `repositories.<name>`: string
+
 Set a new alternative repository. See [Repositories](/repositories/) for more information.

docs/docs/pyproject.md

@@ -68,6 +68,25 @@ An URL to the documentation of the project. **Optional**
 
 A list of keywords (max: 5) that the package is related to. **Optional**
 
+## classifiers
+
+A list of PyPI [trove classifiers](https://pypi.org/classifiers/) that describe the project. **Optional**
+
+```toml
+[tool.poetry]
+# ...
+classifiers = [
+    "Topic :: Software Development :: Build Tools",
+    "Topic :: Software Development :: Libraries :: Python Modules"
+]
+```
+
+!!!note
+
+    Note that Python classifiers are still automatically added for you and are determined by your `python` requirement.
+
+    The `license` property will also set the License classifier automatically.
+
 ## packages
 
 A list of packages and modules to include in the final distribution.