Update documentation

Author: RGerzaguet

docs/src/scratch.md

@@ -1,4 +1,3 @@
-
 # If you don’t know what Julia is (and don’t want to know)
 
 Julia is a fast and powerful programming language made for scientific and numerical computing.  
@@ -73,4 +72,4 @@ TempestSDR.gui(;sdr=:bladerf,carrierFreq=600e6,samplingRate=20e6, gain = 30,addr
 
 
 Note 
-- By using this steps, the package is installed in your global environment : You can instal it into an isolated env (see https://pkgdocs.julialang.org/v1/). If you are not plan to use Julia a lot, global env is fine. 
+- By using this steps, the package is installed in your global environment : You can instal it into an isolated env (see https://pkgdocs.julialang.org/v1/). If you are not plan to use Julia a lot, global env is fine.