jslint and coding style changes

* blank line before 'if' and 'return' (unless at start of a block)
* convert tabs to spaces
* redo typeof property !== 'undefined' workaround
* replace .substr() and .substring() with .slice()
* use aliases where possible

1 files changed, 17 insertions, 18 deletions

diff --git a/piwik.js b/piwik.js
index 292476ef8a..1bb83db69f 100644
--- a/piwik.js
+++ b/piwik.js
@@ -10,22 +10,21 @@
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