scenarios file | startarea_frac and endarea_frac need decimal proportion not percent

[sbassett]

For example this is the start of the file. I switch to percent at some point. Need to correct. start_area_frac	end_area_frac
1	1
1.00	1.00

• [x] Colorado scenarios file
• [x] New Mexico scenarios file

[sbassett]

Confirmed NM was implemented correctly.