Port new GlyphContext, FontData, enums, props, Bezier and text rendering

ios/Text/AlignmentBaseline.m

@@ -0,0 +1,18 @@
+#import "AlignmentBaseline.h"
+
+NSString* AlignmentBaselineToString( enum AlignmentBaseline fw )
+{
+    return AlignmentBaselineStrings[fw];
+}
+
+enum AlignmentBaseline AlignmentBaselineFromString( NSString* s )
+{
+    NSInteger i;
+    NSString* fw;
+    for (i = 0; fw = AlignmentBaselineStrings[i], fw != nil; i++) {
+        if ([fw isEqualToString:s]) {
+            return i;
+        }
+    }
+    return AlignmentBaselineDEFAULT;
+}