Adding new compressible prefixes (#1092)v1.30.0

* Adding "image/svg" as compressible prefix

* Adding additional compressible prefixes from https://support.cloudflare.com/hc/en-us/articles/200168396-What-will-Cloudflare-compress-

1 files changed, 7 insertions, 2 deletions

diff --git a/strings.go b/strings.go
index 42f73c5..7f12cbc 100644
--- a/strings.go
+++ b/strings.go
@@ -71,7 +71,12 @@ var (
 	strMultipartFormData   = []byte("multipart/form-data")
 	strBoundary            = []byte("boundary")
 	strBytes               = []byte("bytes")
-	strTextSlash           = []byte("text/")
-	strApplicationSlash    = []byte("application/")
 	strBasicSpace          = []byte("Basic ")
+
+	strApplicationSlash    = []byte("application/")
+	strImageSVG            = []byte("image/svg")
+	strImageIcon           = []byte("image/x-icon")
+	strFontSlash           = []byte("font/")
+	strMultipartSlash      = []byte("multipart/")
+	strTextSlash           = []byte("text/")
 )