tech page edits

content added. calculator and manual positions swapped. tab order
changed.
tech page edits

tab layouts changed. footer typos fixed. youtube video link fixed.
calculator and manual positions swapped.
tab title font size fix

100% digital title- font sized fixed in xs.css
tab content error fix

defined the positioning of elements in layouts 1 and 2 as relative to
fix the content disappearing issue
tech page content and spec updates

Tab order and formatting fixed. New content added to tabs. Spec sheet
inserted into Tech Specs tab. #tech-tabs padding and min-height changed
to fit spec table.
Updated PDFs
footer php update

index.html -> .php
technology.html -> .php
footer.php created
php updates and pdf changes

header php added. session values added and session variable classes set
up for the header tabs.
pdf download links switched up.
hrefs updated with .php addresses.
calculator commented out
all tabs except for home and tech commented out.
Images
php cleanup
final changes

calculator.js created
Image fixes and content fixes
Merge branch 'tb-techpage'