Fix typos and improve clarity in index.apt.vm (#371)

Author: elharo

maven-wrapper-distribution/src/site/apt/index.apt.vm

@@ -37,7 +37,7 @@ mvnw.cmd
 
  but every distribution has specific content to manage different strategies to get {{{../maven-wrapper/}<<<maven-wrapper.jar>>>}}:
 
- - <<<only-script>>>: the new lite implementation of <<<mvnw>>>/<<<mvnw.cmd>>> scripts will download the maven directly with <<<wget>>> or <<<curl>>> on *nix, or PowerShell on Windows, then exec/call the original <<<mvn>>>/<<<mvn.cmd>>> scripts of the downloaded maven distribution, skipping <<<maven-wrapper.jar>>>.
+ - <<<only-script>>>: the new lite implementation of <<<mvnw>>>/<<<mvnw.cmd>>> scripts will download Maven directly with <<<wget>>> or <<<curl>>> on *nix, or PowerShell on Windows, then exec/call the original <<<mvn>>>/<<<mvn.cmd>>> scripts of the downloaded maven distribution, skipping <<<maven-wrapper.jar>>>.
 
  - <<<script>>>: <<<mvnw>>>/<<<mvnw.cmd>>> scripts will download {{{../maven-wrapper/}<<<maven-wrapper.jar>>>}} with <<<wget>>> or <<<curl>>> on *nix, or PowerShell on Windows
 
@@ -47,12 +47,12 @@ mvnw.cmd
 .mvn/wrapper/maven-wrapper.jar
 ----
 
- - <<<source>>>: on *nix, if <<<wget>>> and <<<curl>>> are not available, <<<mvnw>>> script will compile <<<MavenWrapperDownloader.java>>> source then run the class to download {{{../maven-wrapper/}<<<maven-wrapper.jar>>>}}:
+ - <<<source>>>: on *nix, if <<<wget>>> and <<<curl>>> are not available, the <<<mvnw>>> script will compile <<<MavenWrapperDownloader.java>>>, then run the class to download {{{../maven-wrapper/}<<<maven-wrapper.jar>>>}}:
 
 ----
 .mvn/wrapper/MavenWrapperDownloader.java
 ----
 
  []
 
- Distribution can be installed in a project either by unpacking zip archive by hand, or by using {{{../maven-wrapper-plugin/}<<<wrapper:wrapper>>>}}.
+ The distribution can be installed in a project either by unpacking the zip archive by hand, or by using {{{../maven-wrapper-plugin/}<<<wrapper:wrapper>>>}}.