move unl_theme and customindex to the plugins folder

plugins/customindex/witw_icons/Shane_Farritor_medium.jpg

plugins/customindex/witw_icons/Shane_Farritor_tiny.jpg

plugins/customindex/witw_icons/Sheri_Fritz.jpg

plugins/customindex/witw_icons/Sheri_Fritz_medium.jpg

plugins/customindex/witw_icons/Sheri_Fritz_tiny.jpg

plugins/customindex/witw_icons/Sidnie_White-Crawford.jpg

...s/customindex/witw_icons/Sidnie_White-Crawford_medium.jpg

...ins/customindex/witw_icons/Sidnie_White-Crawford_tiny.jpg

plugins/customindex/witw_icons/Ted_Sorensen.jpg

plugins/customindex/witw_icons/Ted_Sorensen_medium.jpg

plugins/customindex/witw_icons/Ted_Sorensen_tiny.jpg

plugins/customindex/witw_icons/Trischa_Zorn-Hudson.jpg

...ins/customindex/witw_icons/Trischa_Zorn-Hudson_medium.jpg

plugins/customindex/witw_icons/Trischa_Zorn-Hudson_tiny.jpg

plugins/customindex/witw_icons/Warren_Buffett.jpg

plugins/customindex/witw_icons/Warren_Buffett_medium.jpg

plugins/customindex/witw_icons/Warren_Buffett_tiny.jpg

plugins/customindex/witw_icons/Xun-Hong_Chen.jpg

plugins/customindex/witw_icons/Xun-Hong_Chen_medium.jpg

plugins/customindex/witw_icons/Xun-Hong_Chen_tiny.jpg