fixed doc to show intro first

Author: matbesancon

docs/src/index.md

@@ -9,12 +9,6 @@ DocTestSetup = quote
 end
 ```
 
-```@autodocs
-Modules = [LightGraphsMatching]
-Pages = ["LightGraphsMatching.jl", "maximum_weight_matching.jl", "lp.jl", "blossomv.jl"]
-Order = [:function, :type]
-```
-
 This is the documentation page for `LightGraphsMatching`. 
 In all documentation examples, we assume LightGraphsMatching has been imported into scope
 and that LightGraphs is available with the alias `lg`:
@@ -23,3 +17,10 @@ using LightGraphsMatching
 import LightGraphs
 const lg = LightGraphs
 ```
+
+```@autodocs
+Modules = [LightGraphsMatching]
+Pages = ["LightGraphsMatching.jl", "maximum_weight_matching.jl", "lp.jl", "blossomv.jl"]
+Order = [:function, :type]
+```
+