Updated Home (markdown)

Home.md

@@ -1 +1,14 @@
-Welcome to the json wiki!
+### Capacity
+
+- [**empty**](https://github.com/nlohmann/json/wiki/nlohmann::basicjson::empty)<br>
+checks whether the container is empty<br>
+_public member function_
+- [**size**](https://github.com/nlohmann/json/wiki/nlohmann::basicjson::size)<br>
+returns the number of elements<br>
+_public member function_
+
+### Modifiers
+
+- [**erase**](https://github.com/nlohmann/json/wiki/nlohmann::basicjson::erase)<br>
+erases elements<br>
+_public member function_