Normalize the final new line

Fixes #310
Some files had no newlines, some had 1 newline and some more than 1 newline.
Normalize them all to have only 1 newline at the end of all files.

pages/common/awk.md

@@ -17,5 +17,3 @@
 - Sum the values in the first column and pretty-print the values and then the total
 
 `awk '{s+=$1; print $1} END {print "--------"; print s}' {{filename}}`
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-

pages/common/date.md

@@ -9,4 +9,3 @@
 - Display the date using a custom format
 
 `date +"%d/%m/%Y %H:%M:%S"`
-

pages/common/df.md

@@ -9,4 +9,3 @@
 - display all file systems and their disk usage in human readable form
 
 `df -h`
-

pages/common/drush.md

@@ -25,4 +25,3 @@
 - Clear CSS and JavaScript caches
 
 `drush cc css-js`
-

pages/common/gcc.md

@@ -13,5 +13,3 @@
 - Include libraries from a different path
 
 `gcc {{source.c}} -o {{executable}} -I{{header_path}} -L{{library_path}} -l{{library_name}}`
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-

pages/common/git-add.md

@@ -13,4 +13,3 @@
 - Also add ignored files
 
 `git add -f`
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pages/common/mp4box.md

@@ -13,4 +13,3 @@
 - Combine audio from one file and video from another
 
 `MP4Box -add {{input1.mp4}}#audio -add {{input2.mp4}}#video {{output.mp4}`
-

pages/common/play.md

@@ -19,5 +19,3 @@
 - Play the given audio in reverse
 
 `play {{audiofile}} reverse`
-
-

pages/common/screen.md

@@ -21,4 +21,3 @@
 - Detach from inside a screen
 
 `ctrl+A D`
-

pages/common/sed.md

@@ -18,5 +18,3 @@
 - replace all occurrences of multiple strings in a file
 
 `sed -e 's/{{find}}/{{replace}}/g' -e 's/{{find}}/{{replace}}/g' {{filename}}`
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-

pages/common/split.md

@@ -13,4 +13,3 @@
 - Split a file with at most 512 bytes of lines in each split.
 
 `split -C 512 {{filename}}`
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pages/common/tcpdump.md

@@ -25,4 +25,3 @@
 - capture all traffic except traffic over port 22 and save to a dump file
 
 `tcpdump -w dumpfile.pcap not port 22`
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pages/common/useradd.md

@@ -17,4 +17,3 @@
 - Create new user with supplementary groups (mind the lack of whitespace)
 
 `useradd -G {{group1,group2}} {{name}}`
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pages/common/wc.md

@@ -13,4 +13,3 @@
 - count characters in file (taking multi-byte character sets into account)
 
 `wc -m {{file}}`
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pages/linux/wall.md

@@ -14,4 +14,3 @@
 - send a message with timeout (default 300)
 
 `wall -t {{seconds}} {{file}}`
-

pages/osx/caffeinate.md

@@ -9,5 +9,3 @@
 - Prevent mac from sleeping until a command completes
 
 `caffeinate -s {{command}}`
-
-

pages/osx/drutil.md

@@ -9,4 +9,3 @@
 - Burn a folder as an ISO9660 filesystem onto a DVD. Don't verify and eject when complete.
 
 `drutil burn -noverify -eject -iso9660`
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pages/osx/pbcopy.md

@@ -9,4 +9,3 @@
 - Place the results of a command in the clipboard
 
 `find . -type t -name "*.png" | pbcopy`
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pages/osx/pbpaste.md

@@ -9,4 +9,3 @@
 - Use the contents of the clipboard as input to a command.
 
 `pbpaste | grep foo`
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pages/osx/sw_vers.md

@@ -9,4 +9,3 @@
 - Print OSX Build
 
 `sw_vers -buildVersion`
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