Normalized file endings.

doc/tutorials/introduction/how_to_write_a_tutorial/how_to_write_a_tutorial.rst

@@ -384,4 +384,4 @@ upcoming issues. During this it may take a little longer to see your work online
 however if you submitted it, be sure that eventually it will show up.
 
 If you have any questions or advices relating to this tutorial you can contact us at
--delete-admin@-delete-opencv.org (delete the -delete- parts of that email address).
+-delete-admin@-delete-opencv.org (delete the -delete- parts of that email address).

doc/tutorials/introduction/linux_eclipse/linux_eclipse.rst

@@ -253,6 +253,3 @@ Say you have or create a new file, *helloworld.cpp* in a directory called *foo*:
  a. You can also optionally modify the ``Build command:`` from ``make`` to something like ``make VERBOSE=1 -j4`` which tells the compiler to produce detailed symbol files for debugging and also to compile in 4 parallel threads.
 
 #. Done!
-
-
-

doc/tutorials/introduction/linux_install/linux_install.rst

@@ -80,4 +80,3 @@ Building OpenCV from Source Using CMake, Using the Command Line
 .. note::
 
    If the size of the created library is a critical issue (like in case of an Android build) you can use the ``install/strip`` command to get the smallest size as possible. The *stripped* version appears to be twice as small. However, we do not recommend using this unless those extra megabytes do really matter.
-