Make the PHP generator use non-hardcoded namespaces.

- Make the PHP generator use program->get_namespace("php")
  instead of program->get_php_namespace()
- Eliminate the explicit "php_namespace" in t_program.
- Deprecate the php_namespace token.
- Update example .thrift files and syntax files.


git-svn-id: https://svn.apache.org/repos/asf/incubator/thrift/trunk@745241 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/contrib/thrift.el b/contrib/thrift.el
index 736b720..56d2b94 100644
--- a/contrib/thrift.el
+++ b/contrib/thrift.el
@@ -10,7 +10,7 @@
 (defconst thrift-font-lock-keywords
   (list
    '("#.*$" . font-lock-comment-face)  ;; perl style comments
-   '("\\<\\(include\\|struct\\|exception\\|typedef\\|php_namespace\\|const\\|enum\\|service\\|extends\\|void\\|async\\|throws\\|optional\\|required\\)\\>" . font-lock-keyword-face)  ;; keywords
+   '("\\<\\(include\\|struct\\|exception\\|typedef\\|const\\|enum\\|service\\|extends\\|void\\|async\\|throws\\|optional\\|required\\)\\>" . font-lock-keyword-face)  ;; keywords
    '("\\<\\(bool\\|byte\\|i16\\|i32\\|i64\\|double\\|string\\|binary\\|map\\|list\\|set\\)\\>" . font-lock-type-face)  ;; built-in types
    '("\\<\\([0-9]+\\)\\>" . font-lock-variable-name-face)   ;; ordinals
    '("\\<\\(\\w+\\)\\s-*(" (1 font-lock-function-name-face))  ;; functions
diff --git a/contrib/thrift.vim b/contrib/thrift.vim
index 04d6a10..e8580c7 100644
--- a/contrib/thrift.vim
+++ b/contrib/thrift.vim
@@ -31,7 +31,6 @@
 
 " Keywords
 syn keyword thriftKeyword namespace
-syn keyword thriftKeyword php_namespace
 syn keyword thriftKeyword xsd_all xsd_optional xsd_nillable xsd_attrs
 syn keyword thriftKeyword include cpp_include cpp_type const optional required
 syn keyword thriftBasicTypes void bool byte i16 i32 i64 double string binary