Add _.forEachRight, _.forInRight, _.forOwnRight, _.findLast, _.findLastIndex, and _.findLastKey methods. [closes #309]

Former-commit-id: 7097f79e278bf2dfacfed449ce5f64a2dc19a662

build.js

@@ -115,12 +115,18 @@
     'filter': ['baseEach', 'createCallback', 'isArray'],
     'find': ['baseEach', 'createCallback', 'isArray'],
     'findIndex': ['createCallback'],
+    'findLastIndex': ['createCallback'],
     'findKey': ['createCallback', 'forOwn'],
+    'findLast': ['createCallback', 'forEachRight'],
+    'findLastKey': ['createCallback', 'forOwnRight'],
     'first': ['createCallback', 'slice'],
     'flatten': ['baseFlatten', 'map'],
     'forEach': ['baseEach', 'createCallback', 'isArray'],
+    'forEachRight': ['createCallback', 'forEach', 'isString', 'keys'],
     'forIn': ['createIterator'],
+    'forInRight': ['createCallback', 'forIn'],
     'forOwn': ['createIterator'],
+    'forOwnRight': ['createCallback', 'keys'],
     'functions': ['forIn', 'isFunction'],
     'groupBy': ['createAggregator'],
     'has': [],
@@ -169,7 +175,7 @@
     'random': [],
     'range': [],
     'reduce': ['baseEach', 'createCallback', 'isArray'],
-    'reduceRight': ['createCallback', 'forEach', 'isString', 'keys'],
+    'reduceRight': ['createCallback', 'forEachRight'],
     'reject': ['createCallback', 'filter'],
     'rest': ['createCallback', 'slice'],
     'result': ['isFunction'],
@@ -295,6 +301,7 @@
       'compact',
       'difference',
       'findIndex',
+      'findLastIndex',
       'first',
       'flatten',
       'indexOf',
@@ -323,8 +330,10 @@
       'every',
       'filter',
       'find',
+      'findLast',
       'findWhere',
       'forEach',
+      'forEachRight',
       'groupBy',
       'indexBy',
       'invoke',
@@ -365,8 +374,11 @@
       'cloneDeep',
       'defaults',
       'findKey',
+      'findLastKey',
       'forIn',
+      'forInRight',
       'forOwn',
+      'forOwnRight',
       'functions',
       'has',
       'invert',
@@ -515,8 +527,14 @@
     'createCallback',
     'findIndex',
     'findKey',
+    'findLast',
+    'findLastIndex',
+    'findLastKey',
+    'forEachRight',
     'forIn',
+    'forInRight',
     'forOwn',
+    'forOwnRight',
     'indexBy',
     'isPlainObject',
     'merge',