modification task list du readme

README.md

 
 From that simulation we want to obtain different information :
 - What should be the pricing ?
-- What should be the descrease rate of token's volume, assuming \
-the current eurostat demographic projections ?
+- What should be the descrease rate of token's volume, assuming the current eurostat demographic projections ?
 
 #Status
 
 *Build status of continus integration i.e. travis, appveyor etc. Ex. -*
 
 ##Task list
-- [x]Population generation.
-- []Crypto fees :
-	- [x]BTC fees calculation
-	- []ETH fees calculation
-	- []Stellar fees calculation
-- []Setting user interface to modify parameters
+[x]Population generation.
+[]Crypto fees :
+	[x]BTC fees calculation
+	[]ETH fees calculation
+	[]Stellar fees calculation
+[]Setting user interface to modify parameters
 
 #Code style