Resolve "Factory documentation"

Closes #299 (closed)

include/core/common/factory.h

@@ -152,7 +152,7 @@ namespace wolf
  *
  * This API includes an element of type TypeInput, which might be either a std::string, or a YAML::node:
  *   - ````std::string```` is used to indicate the name of a configuration file. These files are usually YAML files containing configuration data to create your object.
- *   - ````YAML::Node```` is used to access parts of a YAML file already encoded as nodes, such as when loading landmarks from a SLAM map stored as a YAML file.
+ *   - ````YAML::Node````  is used to access parts of a YAML file already encoded as nodes, such as when loading landmarks from a SLAM map stored as a YAML file.
  *
  * Two examples:
  *