Squashed commit of the following:

commit 33358874f1c275d8b08186e29f24a7889d2b5224
Author: maxfl <gmaxfl@gmail.com>
Date:   Thu Jun 14 11:01:13 2012 +0400

    revert fish_pager

commit cee1bc8a66ec3adc9573b76e1aca3131cd32db83
Author: maxfl <gmaxfl@gmail.com>
Date:   Thu Jun 14 10:57:41 2012 +0400

    revert fish_pager.cpp

commit 27f3bd39dd9903009503d20a59a9e2ba84add07a
Author: maxfl <gmaxfl@gmail.com>
Date:   Wed Jun 13 17:35:20 2012 +0400

    __fish_complete_command now can understand '--arg=option' tokens
    latexmk completion is updated

commit 97b53a4b53de9389675783f3e90f58215d936356
Author: maxfl <gmaxfl@gmail.com>
Date:   Wed Jun 13 16:46:47 2012 +0400

    . completion

commit d5b63b9963b0a02a71f564e7392171c5eab005cd
Author: maxfl <gmaxfl@gmail.com>
Date:   Wed Jun 13 16:46:13 2012 +0400

    a lot of new completions

commit ceab87d99425124aa010c64ed062e27202b850d2
Author: Maxim Gonchar <gonchar@myhost.localdomain>
Date:   Tue Jun 12 20:19:31 2012 +0400

    A lot of new completions.
    Some small updates and fixes of old functions and completions.

commit 950aecd570b51e1b9dc444cc651b282a220e8d94
Author: Maxim Gonchar <gonchar@myhost.localdomain>
Date:   Tue Jun 12 20:03:44 2012 +0400

    step-coloring initial
    set_color correction

1 files changed, 58 insertions, 0 deletions

diff --git a/share/completions/tree.fish b/share/completions/tree.fish
new file mode 100644
index 00000000..919e9938
--- /dev/null
+++ b/share/completions/tree.fish
@@ -0,0 +1,58 @@
+
+ 
+## Listing options
+complete -c tree -s a            -d 'All files are listed'
+complete -c tree -s d            -d 'List directories only'
+complete -c tree -s l            -d 'Follow symbolic links like directories'
+complete -c tree -s f            -d 'Print the full path prefix for each file'
+complete -c tree -s x            -d 'Stay on current filesystem only'
+complete -c tree -s L -x         -d 'Descend only level directories deep'
+complete -c tree -s R            -d 'Rerun tree when max dir level reached'
+complete -c tree -s P -r         -d 'List only those files that match the pattern given'
+complete -c tree -s I -r         -d 'Do not list files that match the given pattern'
+complete -c tree -l noreport     -d 'Turn off file/directory count at end of tree listing'
+complete -c tree -l charset -x   -d 'Use charset X for terminal/HTML and indentation line output'
+complete -c tree -l filelimit -r -d 'Do not descend dirs with more than # files in them'
+complete -c tree -l timefmt -x   -d 'Print and format time according to the format <f>'
+complete -c tree -s o -r         -d 'Output to file instead of stdout'
+
+## File options 
+complete -c tree -s q            -d 'Print non-printable characters as \'?\''
+complete -c tree -s N            -d 'Print non-printable characters as is'
+complete -c tree -s Q            -d 'Quote filenames with double quotes'
+complete -c tree -s p            -d 'Print the protections for each file'
+complete -c tree -s u            -d 'Displays file owner or UID number'
+complete -c tree -s g            -d 'Displays file group owner or GID number'
+complete -c tree -s s            -d 'Print the size in bytes of each file'
+complete -c tree -s h            -d 'Print the size in a more human readable way'
+complete -c tree -l si           -d 'Like -h, but use in SI units (powers of 1000)'
+complete -c tree -s D            -d 'Print the date of last modification or (-c) status change'
+complete -c tree -s F            -d 'Appends \'/\', \'=\', \'*\', \'@\', \'|\' or \'>\' as per ls -F'
+complete -c tree -l inodes       -d 'Print inode number of each file'
+complete -c tree -l device       -d 'Print device ID number to which each file belongs'
+
+
+## Sorting options 
+complete -c tree -s v            -d 'Sort files alphanumerically by version'
+complete -c tree -s r            -d 'Sort files in reverse alphanumeric order'
+complete -c tree -s t            -d 'Sort files by last modification time'
+complete -c tree -s c            -d 'Sort files by last status change time'
+complete -c tree -s U            -d 'Leave files unsorted'
+complete -c tree -l dirsfirst    -d 'List directories before files (-U disables)'
+  
+## Graphics options 
+complete -c tree -s i            -d 'Don\'t print indentation lines'
+complete -c tree -s A            -d 'Print ANSI lines graphic indentation lines'
+complete -c tree -s S            -d 'Print with ASCII graphics indentation lines'
+complete -c tree -s n            -d 'Turn colorization off always (-C overrides)'
+complete -c tree -s C            -d 'Turn colorization on always'
+
+## XML/HTML options 
+complete -c tree -s X            -d 'Prints out an XML representation of the tree'
+complete -c tree -s H -r         -d 'Prints out HTML format with baseHREF as top directory'
+complete -c tree -s T -r         -d 'Replace the default HTML title and H1 header with string'
+complete -c tree -l nolinks      -d 'Turn off hyperlinks in HTML output'
+  
+## Miscellaneous options
+complete -c tree -l version      -d 'Print version and exit'
+complete -c tree -l help         -d 'Print usage and this help message and exit'