Merge pull request #1100 from Flamenco/remove_hotfix

Remove hotfixes and update documentation

Author: Flamenco

HOTFIX_README.md

@@ -12,31 +12,30 @@ where the pdf.hotfix field is the name of the hotfix.
     var pdf new jsPDF(...);
     pdf.hotfix.fill_close = true;
 
-#Active Hotfixes
+# Active Hotfixes
+There are currently no active hotfixes.
+
+#Accepted Hotfixes
+## scale_text
 
-##fill_close
 ###Applies To
 context2d plugin
 
 ### Affects
-Filling paths 
+Drawing and Filling Text when a scale transformation is active.
 
 ### Description
-In certain cases, closing a fill would result in a path resolving to an incorrect point.
-The was most likely fixed when we refactored matrix logic.  Enabling this hotfix will ignore a most-likely unneeded workaround.
+jsPDF currently has no way to draw scaled text.  
+This hotfix scales the current font size by the x-axis scale factor.
 
-
-##scale_text
-
-###Applies To
+## fill_close
+### Applies To
 context2d plugin
 
 ### Affects
-Drawing and Filling Text when a scale transformation is active.
+Filling paths 
 
 ### Description
-jsPDF currently has no way to draw scaled text.  
-This hotfix scales the current font size by the x-axis scale factor.
+In certain cases, closing a fill would result in a path resolving to an incorrect point.
+The was most likely fixed when we refactored matrix logic.  Enabling this hotfix will ignore a most-likely unneeded workaround.
 
-#Accepted Hotfixes
-There a currently no accepted hotfixes.

plugins/context2d.js

@@ -299,14 +299,14 @@
                 this.path = origPath;
             }
 
-            var scale;
-            if (this.pdf.hotfix && this.pdf.hotfix.scale_text) {
-                // We only use X axis as scale hint 
+            // We only use X axis as scale hint 
+            var scale = 1;
+            try {
                 scale = this._matrix_decompose(this._getTransform()).scale[0];
+            } catch (e) {
+                console.warn(e);
             }
-            else {
-                scale = 1;
-            }
+
             // In some cases the transform was very small (5.715760606202283e-17).  Most likely a canvg rounding error.
             if (scale < .01) {
                 this.pdf.text(text, x, this._getBaseline(y), null, degs);
@@ -354,14 +354,15 @@
                 this.path = origPath;
             }
 
-            var scale;
-            if (this.pdf.hotfix && this.pdf.hotfix.scale_text) {
-                // We only use the X axis as scale hint 
+
+            var scale = 1;
+            // We only use the X axis as scale hint 
+            try {
                 scale = this._matrix_decompose(this._getTransform()).scale[0];
+            } catch (e) {
+                console.warn(e);
             }
-            else {
-                scale = 1;
-            }
+            
             if (scale === 1) {
                 this.pdf.text(text, x, this._getBaseline(y), {
                     stroke: true