added support for different repo for version 3.x (#66)

diff --git a/_docs/_sass/header.scss b/_docs/_sass/header.scss
index 6f2cd54..1ba6424 100644
--- a/_docs/_sass/header.scss
+++ b/_docs/_sass/header.scss
@@ -276,7 +276,7 @@
         -webkit-appearance: none;
         appearance: none;
 
-        option { direction: rtl; }
+        
     }
     
          
diff --git a/_docs/build.sh b/_docs/build.sh
index efc278c..1f0eb29 100755
--- a/_docs/build.sh
+++ b/_docs/build.sh
@@ -34,12 +34,18 @@
   exit 1
 fi
 
+# there are different repos for version 2 and 3.
+export repo_url="https://github.com/apache/ignite.git"
+if [[ "${version:0:1}" == "3" ]] ; then
+  repo_url="https://github.com/apache/ignite-3.git"
+fi
+
 # clone Ignite repo locally to copy only the content for docs. 
 #   @todo: is there a way to avoid cloning the entire branch and bring only the docs/ dir?
 export tmp_dir=tmp
 rm -rf $tmp_dir
 mkdir $tmp_dir
-git -C $tmp_dir  clone --single-branch --branch $branch  https://github.com/apache/ignite.git docs_$version
+git -C $tmp_dir  clone --single-branch --branch $branch $repo_url docs_$version
 rm -rf _docs _data _plugins
 cp -R $tmp_dir/docs_$version/docs/_docs _docs
 cp -R $tmp_dir/docs_$version/docs/_data/ _data
@@ -73,7 +79,8 @@
       cat <(echo "$version") "$versions_filename" > ../docs/available-versions.new
       mv ../docs/available-versions.new "$versions_filename"
     else
-      if ! [ -z "$tail -c 1 <"$versions_filename")" ]; then  #just in case the file doesn't end with an EOL already
+      #just in case the file doesn't end with an EOL already
+      if [ -z "$tail -c 1 <"$versions_filename")" ]; then  
         echo "" >> "$versions_filename"
       fi