Adding creation date to each src file

src/deque.h

@@ -1,7 +1,7 @@
 /**
  * deque.h
  *
- * Last Update: 22/03/2019
+ * Creation Date: 20/03/2019
  *
  * Authors:
  * Leonardo Vencovsky (https://github.com/LeoVen)

src/foreach.h

@@ -1,7 +1,7 @@
 /**
  * @file for_each.h
  *
- * Last Update: 22/03/2019
+ * Creation Date: 25/02/2019
  *
  * Authors:
  * Leonardo Vencovsky (https://github.com/LeoVen)

src/linkedlist.h

@@ -1,7 +1,7 @@
 /**
  * linkedlist.h
  *
- * Last Update: 22/03/2019
+ * Creation Date: 22/03/2019
  *
  * Authors:
  * Leonardo Vencovsky (https://github.com/LeoVen)

src/list.h

@@ -1,7 +1,7 @@
 /**
  * list.h
  *
- * Last Update: 22/03/2019
+ * Creation Date: 12/02/2019
  *
  * Authors:
  * Leonardo Vencovsky (https://github.com/LeoVen)

src/macro_collections.h

@@ -1,7 +1,7 @@
 /**
  * macro_collections.h
  *
- * Last Update: 22/03/2019
+ * Creation Date: 11/02/2019
  *
  * Authors:
  * Leonardo Vencovsky (https://github.com/LeoVen)

src/queue.h

@@ -1,7 +1,7 @@
 /**
  * queue.h
  *
- * Last Update: 22/03/2019
+ * Creation Date: 15/02/2019
  *
  * Authors:
  * Leonardo Vencovsky (https://github.com/LeoVen)

src/stack.h

@@ -1,7 +1,7 @@
 /**
  * stack.h
  *
- * Last Update: 22/03/2019
+ * Creation Date: 14/02/2019
  *
  * Authors:
  * Leonardo Vencovsky (https://github.com/LeoVen)