Minor improvements:

* testdir can be changed
* testdir is no longer incorporated into the delivery
* pip calls will use an index if defined
* multiarg now returns empty string if input is empty
* remove clone repos if they already exist. guarantees pristine code/tests

1 files changed, 1 insertions, 3 deletions

diff --git a/source/util.d b/source/util.d
index 1d0abf1..3624d88 100644
--- a/source/util.d
+++ b/source/util.d
@@ -82,7 +82,6 @@ string safe_spec(string s) {
     return "'" ~ s ~ "'";
 }
 
-
 string safe_install(string[] specs) {
     string[] result;
     foreach (record; specs) {
@@ -91,7 +90,6 @@ string safe_install(string[] specs) {
     return result.join(" ");
 }
 
-
 string safe_install(string specs) {
     string[] result;
     foreach (record; specs.split(" ")) {
@@ -226,7 +224,7 @@ string interpolate(string[string]aa, string str, char delim = '$') {
             if (pair.key != match)
                 continue;
             s = s.replace(delim ~ pair.key, pair.value)
-                      .replace(format("%c{%s}", delim, pair.key), pair.value);
+                 .replace(format("%c{%s}", delim, pair.key), pair.value);
         }
     }