Fix tests relating to "is context", which apparently now is "is dynamic"

Author: lizmat

S03-binding/scalars.t

@@ -48,8 +48,8 @@ eval_dies_ok '0 := 1', 'cannot bind to a literal';
   }
 
   sub foo {
-    my $a is context = "foo";
-    my $b is context := $a;    #OK not used
+    my $a is dynamic = "foo";
+    my $b is dynamic := $a;    #OK not used
     return bar(); # && bar2();
   }
 

S03-operators/context-forcers.t

@@ -139,13 +139,12 @@ sub eval_elsewhere($code){ eval($code) }
     ok(?$d, 'it is forced into boolean context');
 }
 
-#?rakudo skip 'is context'
-#?niecza skip 'Trait context not available on variables'
+#?niecza skip 'Trait dynamic not available on variables'
 {
-    my $arrayref is context = list(1,2,3);
-    my $boo is context = 37;
-    ok eval_elsewhere('?(@$+arrayref)'), '?(@$arrayref) syntax works';
-    ok eval_elsewhere('?(@($+arrayref))'), '?(@($arrayref)) syntax works';
+    my $arrayref is dynamic = list(1,2,3);
+    my $boo is dynamic = 37;
+    ok eval_elsewhere('?(@$*arrayref)'), '?(@$arrayref) syntax works';
+    ok eval_elsewhere('?(@($*arrayref))'), '?(@($arrayref)) syntax works';
 }
 
 # L<S03/Symbolic unary precedence/"prefix:<!>">
@@ -167,13 +166,12 @@ sub eval_elsewhere($code){ eval($code) }
     ok(!(!$d), 'it is forced into boolean context');
 
 }
-#?rakudo skip 'is context'
 #?niecza skip 'Trait context not available on variables'
 {
-    my $arrayref is context = list(1,2,3);
+    my $arrayref is dynamic = list(1,2,3);
 
-    ok eval_elsewhere('!(!(@$+arrayref))'), '!(@$arrayref) syntax works';
-    ok eval_elsewhere('!(!(@($+arrayref)))'), '!(@($arrayref)) syntax works';
+    ok eval_elsewhere('!(!(@$*arrayref))'), '!(@$arrayref) syntax works';
+    ok eval_elsewhere('!(!(@($*arrayref)))'), '!(@($arrayref)) syntax works';
 }
 
 # int context

S04-statements/lift.t

@@ -75,15 +75,16 @@ plan 15;
     ok !('1' ceq 2),    'basic operation with coercion (-)';
 }
 
+#?rakudo skip "lift NYI"
 {
     # I hope I understood this part of specs correctly: 
     # L<S04/The C<lift> statement prefix/"Everything else within a lift">
     # etc.
     # IMHO that means that it's OK to use undeclared variables in a lift:
     sub f { lift $a + $b };
     {
-        my $a is context = 3;
-        my $b is context = 4;
+        my $a is dynamic = 3;
+        my $b is dynamic = 4;
         is f(), 7, 'Can pick up context variables from the caller';
     }
     eval_dies_ok 'f()',