Fixing the social button function

【Contents of the fix】
■Fixed an issue with the Facebook Share button.
■Fixed a bug in the display of the [smart phone] Google+ button.
■Improved social button setting function.
(You can choose to show/hide, select the button type, and select which buttons to show at the top and bottom of the post respectively.)
■Adjusted wording and style of theme options.

The following are the files that have been modified for this update.
【Added files】
fonts directory
fonts/icomoon.eot
fonts/icomoon.svg
fonts/icomoon.ttf
fonts/icomoon.woff
sns_btn_btm.php
sns_btn_top.php

【Modified files】
admin/theme-options.php
languages/en.mo
languages/en.po
footer.php
header.php
single.php
style.css

【Deleted files】
icomoon directory
icomoon/demo-files
icomoon/demo-files/demo.css
icomoon/demo-files/demo.js
icomoon/demo.html
icomoon/fonts
icomoon/fonts/icomoon.eot
icomoon/fonts/icomoon.svg
icomoon/fonts/icomoon.ttf
icomoon/fonts/icomoon.woff
icomoon/fonts/readme.txt
icomoon/selection.json
icomoon/style.css
snsbt_btm_color.php
snsbt_btm_mono.php
snsbt_top_color.php
snsbt_top_mono.php

For more information, please visit the download site for purchasers of INNOVATE HACK (tcd025).