documentation: convert the Documentation directory to UTF-8

Convert files within the Documentation directory to UTF-8.

Adrian Bunk:
small additional fixes

Signed-off-by: John Anthony Kazos Jr. <jakj@j-a-k-j.com>
Signed-off-by: Adrian Bunk <bunk@stusta.de>
diff --git a/Documentation/fb/framebuffer.txt b/Documentation/fb/framebuffer.txt
index 610e780..b3e3a03 100644
--- a/Documentation/fb/framebuffer.txt
+++ b/Documentation/fb/framebuffer.txt
@@ -215,11 +215,11 @@
 vsync length.
 
   +----------+---------------------------------------------+----------+-------+
-  |          |                ^                            |          |       |
+  |          |                ↑                            |          |       |
   |          |                |upper_margin                |          |       |
-  |          |                ¥                            |          |       |
+  |          |                ↓                            |          |       |
   +----------###############################################----------+-------+
-  |          #                ^                            #          |       |
+  |          #                ↑                            #          |       |
   |          #                |                            #          |       |
   |          #                |                            #          |       |
   |          #                |                            #          |       |
@@ -238,15 +238,15 @@
   |          #                |                            #          |       |
   |          #                |                            #          |       |
   |          #                |                            #          |       |
-  |          #                ¥                            #          |       |
+  |          #                ↓                            #          |       |
   +----------###############################################----------+-------+
-  |          |                ^                            |          |       |
+  |          |                ↑                            |          |       |
   |          |                |lower_margin                |          |       |
-  |          |                ¥                            |          |       |
+  |          |                ↓                            |          |       |
   +----------+---------------------------------------------+----------+-------+
-  |          |                ^                            |          |       |
+  |          |                ↑                            |          |       |
   |          |                |vsync_len                   |          |       |
-  |          |                ¥                            |          |       |
+  |          |                ↓                            |          |       |
   +----------+---------------------------------------------+----------+-------+
 
 The frame buffer device expects all horizontal timings in number of dotclocks