Use only Black and White on SVG

Use colors can generate little diferences at the outcome comparations
between the computers, so black and white is enough for the test purpose,
to compare if the background image is showed or not.

product/ERP5/tests/test_data/user-TESTSVG-CASE-EMBEDDEDDATA.svg

@@ -32,7 +32,7 @@
      id="defs6" />
   <sodipodi:namedview
      pagecolor="#ffffff"
-     bordercolor="#666666"
+     bordercolor="#000000"
      borderopacity="1"
      objecttolerance="10"
      gridtolerance="10"
@@ -307,7 +307,7 @@ gxcB+wcAAAAASUVORK5CYII=
      height="308.13748"
      width="500.14691" />
   <rect
-     style="fill:none;stroke:#ff0000;stroke-width:2.6960001;stroke-miterlimit:4;stroke-opacity:1;stroke-dasharray:none;stroke-dashoffset:0"
+     style="fill:none;stroke:#000000;stroke-width:2.6960001;stroke-miterlimit:4;stroke-opacity:1;stroke-dasharray:none;stroke-dashoffset:0"
      id="rect2987"
      width="81.987816"
      height="11.938368"
@@ -316,7 +316,7 @@ gxcB+wcAAAAASUVORK5CYII=
      rx="2.5779424"
      ry="0.29129499" />
   <rect
-     style="fill:none;stroke:#ff0000;stroke-width:2.81803679;stroke-miterlimit:4;stroke-opacity:1;stroke-dasharray:none;stroke-dashoffset:0"
+     style="fill:none;stroke:#000000;stroke-width:2.81803679;stroke-miterlimit:4;stroke-opacity:1;stroke-dasharray:none;stroke-dashoffset:0"
      id="rect2989"
      width="82.598396"
      height="9.534873"
@@ -336,7 +336,7 @@ gxcB+wcAAAAASUVORK5CYII=
      transform="matrix(0.63956863,0,0,0.63956863,3.061988,8.5247528)" />
   <text
      xml:space="preserve"
-     style="font-size:23px;font-style:normal;font-weight:bold;line-height:125%;letter-spacing:0px;word-spacing:0px;fill:#ff0000;fill-opacity:1;stroke:none;font-family:Sans;-inkscape-font-specification:Sans Bold"
+     style="font-size:23px;font-style:normal;font-weight:bold;line-height:125%;letter-spacing:0px;word-spacing:0px;fill:#000000;fill-opacity:1;stroke:none;font-family:Sans;-inkscape-font-specification:Sans Bold"
      x="188.68423"
      y="116.85124"
      id="text3900"
@@ -358,7 +358,7 @@ gxcB+wcAAAAASUVORK5CYII=
      transform="matrix(0.63956863,0,0,0.63956863,4.848928,46.458983)" />
   <text
      xml:space="preserve"
-     style="font-size:23px;font-style:normal;font-variant:normal;font-weight:bold;font-stretch:normal;text-align:start;line-height:125%;letter-spacing:0px;word-spacing:0px;writing-mode:lr-tb;text-anchor:start;fill:#0000ff;fill-opacity:1;stroke:none;font-family:Sans;-inkscape-font-specification:Sans Bold"
+     style="font-size:23px;font-style:normal;font-variant:normal;font-weight:bold;font-stretch:normal;text-align:start;line-height:125%;letter-spacing:0px;word-spacing:0px;writing-mode:lr-tb;text-anchor:start;fill:#000000;fill-opacity:1;stroke:none;font-family:Sans;-inkscape-font-specification:Sans Bold"
      x="190.60245"
      y="154.91754"
      id="text3900-2"

product/ERP5/tests/test_data/user-TESTSVG-CASE-URL-TEMPLATE.svg

@@ -32,7 +32,7 @@
      id="defs6" />
   <sodipodi:namedview
      pagecolor="#ffffff"
-     bordercolor="#666666"
+     bordercolor="#000000"
      borderopacity="1"
      objecttolerance="10"
      gridtolerance="10"
@@ -58,7 +58,7 @@
      height="369.32098"
      width="523.56" />
   <rect
-     style="fill:none;stroke:#ff0000;stroke-width:2.696;stroke-miterlimit:4;stroke-opacity:1;stroke-dasharray:none;stroke-dashoffset:0"
+     style="fill:none;stroke:#000000;stroke-width:2.696;stroke-miterlimit:4;stroke-opacity:1;stroke-dasharray:none;stroke-dashoffset:0"
      id="rect2987"
      width="81.987816"
      height="11.938368"
@@ -67,7 +67,7 @@
      rx="2.5779424"
      ry="0.29129499" />
   <rect
-     style="fill:none;stroke:#ff0000;stroke-width:2.81803679;stroke-miterlimit:4;stroke-opacity:1;stroke-dasharray:none;stroke-dashoffset:0"
+     style="fill:none;stroke:#000000;stroke-width:2.81803679;stroke-miterlimit:4;stroke-opacity:1;stroke-dasharray:none;stroke-dashoffset:0"
      id="rect2989"
      width="82.598396"
      height="9.534873"
@@ -87,7 +87,7 @@
      transform="matrix(0.63956863,0,0,0.63956863,-19.039052,-62.99123)" />
   <text
      xml:space="preserve"
-     style="font-size:23px;font-style:normal;font-weight:bold;line-height:125%;letter-spacing:0px;word-spacing:0px;fill:#ff0000;fill-opacity:1;stroke:none;font-family:Sans;-inkscape-font-specification:Sans Bold"
+     style="font-size:23px;font-style:normal;font-weight:bold;line-height:125%;letter-spacing:0px;word-spacing:0px;fill:#000000;fill-opacity:1;stroke:none;font-family:Sans;-inkscape-font-specification:Sans Bold"
      x="166.65985"
      y="45.086403"
      id="text3900"
@@ -109,7 +109,7 @@
      transform="matrix(0.63956863,0,0,0.63956863,-17.252115,-25.057001)" />
   <text
      xml:space="preserve"
-     style="font-size:23px;font-style:normal;font-variant:normal;font-weight:bold;font-stretch:normal;text-align:start;line-height:125%;letter-spacing:0px;word-spacing:0px;writing-mode:lr-tb;text-anchor:start;fill:#0000ff;fill-opacity:1;stroke:none;font-family:Sans;-inkscape-font-specification:Sans Bold"
+     style="font-size:23px;font-style:normal;font-variant:normal;font-weight:bold;font-stretch:normal;text-align:start;line-height:125%;letter-spacing:0px;word-spacing:0px;writing-mode:lr-tb;text-anchor:start;fill:#000000;fill-opacity:1;stroke:none;font-family:Sans;-inkscape-font-specification:Sans Bold"
      x="168.57806"
      y="83.152695"
      id="text3900-2"