removing repeated 'easily' from intro slide

2019/2019-06-25_file-naming/slides/human_readable.md

 
-## Human readable
+# Human readable
 name carries information about content
 * use English
 
@@ -15,7 +15,7 @@ name carries information about content
 
 
 
-#### Human readable
+# Human readable
 * do not forget about extensions
   ```
   Iris-setosa-table.csv  

2019/2019-06-25_file-naming/slides/three_principles.md

@@ -2,14 +2,14 @@
 
 ## Three main principles
 * Machine readable:
-   * easily search for files later
-   * easily narrow file lists based on names
-   * easily extract info from file names, e.g. by splitting, regex,...
+   * search for files later
+   * narrow file lists based on names
+   * extract info from file names, e.g. by splitting, regex,...
 
 * Human readable:
-   * easily understand what the file is and what it contains
-   * easily share files with others
-   
+   * understand what the file is and what it contains
+   * share files with others
+
 * Plays well with default ordering:
-   * logically ordered/clustered
+   * logical ordering/clustered
    * fast manual search