The Sloth, The Tortoise and The Snail. 6.0

Updated Hajee's No Bee-Lining to current version.
Updated Text.
Adjusted Civic and Tech Costs.

Fix a possible CTD.

Added Tiers to Civics.
Civic and Technology Costs adjusted.
Added Slug Pace (Faster than Tortoise).
Adjusted Start Era PreReq's for both Civics and Techs.
Reduced Religous Unit Cost to 120%. (Was 170%)
Reduced Culture from City States by 1.

Reduced Science from population by a further 10%.
Adjusted Tech Costs a bit more.
Removed the Tweaks.
Reduced flat Science from City States. (WIP: Trying to grade it, just need to suss out the Modifiers)

Reduced Science per population by 20%.
Reduced Great Person rate to 25% per Era.
Removed Oasis Buff.
Updated Hajee's no B-Lining to v4.