Update zsh and zpython for libpython2.7.so.1.0

zsh --version:

    zsh 5.0.7-dev-0 (x86_64-unknown-linux-gnu)

python version:

    2.7.8 (default, Dec  7 2014, 05:44:54)
    [GCC 4.6.3]

(zsh) git head:

    commit edb9c94025cebb853142c7e91b88c991ddd21b22
    Author: Oliver Kiddle <opk@zsh.org>
    Date:   Fri Dec 12 14:12:55 2014 +0100

        33950: ignore KEYTIMEOUT for vi operators

(zpython) hg tip:

    changeset:   15:7c3490189ad6
    tag:         tip
    user:        ZyX <kp-pav@yandex.ru>
    date:        Sat Dec 13 13:24:56 2014 +0300
    summary:     Handle case when HashTable is NULL
Update vim for v7-0-112-2.7.8

hg tip:

    changeset:   985:8fd2e00c44ae
    tag:         tip
    user:        vimboss
    date:        Tue Oct 03 13:02:36 2006 +0000
    summary:     updated for version 7.0-112

vim --version:

    VIM - Vi IMproved 7.0 (2006 May 7, compiled Dec 13 2014 11:31:39)
    Included patches: 1-112
    Compiled by travis@testing-worker-linux-8-2-21691-linux-18-43923513
    Normal version without GUI.  Features included (+) or not (-):
    -arabic +autocmd -balloon_eval -browse +builtin_terms +byte_offset +cindent
    -clientserver -clipboard +cmdline_compl +cmdline_hist +cmdline_info +comments
    +cryptv -cscope +cursorshape +dialog_con +diff +digraphs -dnd -ebcdic
    -emacs_tags +eval +ex_extra +extra_search -farsi +file_in_path +find_in_path
    +folding -footer +fork() +gettext -hangul_input -iconv +insert_expand +jumplist
     -keymap -langmap +libcall +linebreak +lispindent +listcmds +localmap +menu
    +mksession +modify_fname +mouse -mouseshape -mouse_dec -mouse_gpm
    -mouse_jsbterm -mouse_netterm +mouse_xterm -multi_byte +multi_lang -mzscheme
    -netbeans_intg -osfiletype +path_extra -perl +postscript +printer -profile
    +python +quickfix +reltime -rightleft -ruby +scrollbind -signs +smartindent
    -sniff +statusline -sun_workshop +syntax +tag_binary +tag_old_static
    -tag_any_white -tcl +terminfo +termresponse +textobjects +title -toolbar
    +user_commands +vertsplit +virtualedit +visual +visualextra +viminfo +vreplace
    +wildignore +wildmenu +windows +writebackup -X11 -xfontset -xim -xsmp
    -xterm_clipboard -xterm_save
       system vimrc file: "$VIM/vimrc"
         user vimrc file: "$HOME/.vimrc"
          user exrc file: "$HOME/.exrc"
      fall-back for $VIM: "/usr/local/share/vim"
    Compilation: gcc -c -I. -Iproto -DHAVE_CONFIG_H   -I/usr/local/include  -O0 -g     -I/home/travis/virtualenv/python2.7.8/include/python2.7 -pthread
    Linking: gcc   -L/usr/local/lib -o vim       -lncurses -L/home/travis/virtualenv/python2.7.8/lib/python2.7/config -lpython2.7 -lpthread -ldl -lutil -lm -Xlinker -export-dynamic
Update vim for tip-2.7.8

hg tip:

    changeset:   6431:9d61516ed8e5
    tag:         tip
    user:        Bram Moolenaar <bram@vim.org>
    date:        Sat Dec 13 03:58:10 2014 +0100
    summary:     Added tag v7-4-546 for changeset 84190359b979

vim --version:

    VIM - Vi IMproved 7.4 (2013 Aug 10, compiled Dec 13 2014 11:33:37)
    Included patches: 1-546
    Compiled by travis@testing-worker-linux-8-2-21691-linux-18-43923513
    Normal version without GUI.  Features included (+) or not (-):
    +acl             -farsi           -mouse_netterm   +syntax
    -arabic          +file_in_path    -mouse_sgr       +tag_binary
    +autocmd         +find_in_path    -mouse_sysmouse  +tag_old_static
    -balloon_eval    +float           -mouse_urxvt     -tag_any_white
    -browse          +folding         +mouse_xterm     -tcl
    +builtin_terms   -footer          +multi_byte      +terminfo
    +byte_offset     +fork()          +multi_lang      +termresponse
    +cindent         +gettext         -mzscheme        +textobjects
    -clientserver    -hangul_input    +netbeans_intg   +title
    -clipboard       +iconv           +path_extra      -toolbar
    +cmdline_compl   +insert_expand   -perl            +user_commands
    +cmdline_hist    +jumplist        +persistent_undo +vertsplit
    +cmdline_info    -keymap          +postscript      +virtualedit
    +comments        -langmap         +printer         +visual
    -conceal         +libcall         -profile         +visualextra
    +cryptv          +linebreak       +python          +viminfo
    -cscope          +lispindent      -python3         +vreplace
    +cursorbind      +listcmds        +quickfix        +wildignore
    +cursorshape     +localmap        +reltime         +wildmenu
    +dialog_con      -lua             -rightleft       +windows
    +diff            +menu            +ruby            +writebackup
    +digraphs        +mksession       +scrollbind      -X11
    -dnd             +modify_fname    +signs           -xfontset
    -ebcdic          +mouse           +smartindent     -xim
    -emacs_tags      -mouseshape      -sniff           -xsmp
    +eval            -mouse_dec       +startuptime     -xterm_clipboard
    +ex_extra        -mouse_gpm       +statusline      -xterm_save
    +extra_search    -mouse_jsbterm   -sun_workshop    -xpm
       system vimrc file: "$VIM/vimrc"
         user vimrc file: "$HOME/.vimrc"
     2nd user vimrc file: "~/.vim/vimrc"
          user exrc file: "$HOME/.exrc"
      fall-back for $VIM: "/usr/local/share/vim"
    Compilation: gcc -c -I. -Iproto -DHAVE_CONFIG_H     -g -O2 -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=1
    Linking: gcc   -L.  -rdynamic -Wl,-export-dynamic  -L/usr/local/lib -Wl,--as-needed -o vim        -lm -ltinfo -lnsl   -ldl    -L/opt/python/2.7.8/lib/python2.7/config -lpython2.7 -lpthread -ldl -lutil -lm -Xlinker -export-dynamic   -Wl,-rpath,/../lib -Wl,-R -Wl,/home/travis/.rvm/rubies/ruby-1.9.3-p551/lib -L/home/travis/.rvm/rubies/ruby-1.9.3-p551/lib -lruby -lpthread -lrt -ldl -lcrypt -lm  -L/home/travis/.rvm/rubies/ruby-1.9.3-p551/lib
Update Python wheels for CPython version 2.7.8

WHEEL_ARGS='psutil netifaces mercurial --allow-external bzr --allow-unverified bzr bzr ipython'
Merge branch 'travis-37.2' into master