1、变更推送为阿里云推，清除云信IM以及推送内容；

2、消息页面全新改版；
3、部分微小Bug修复

Ifish/YYCache/YYCache.m

@@ -0,0 +1,139 @@
+//
+//  YYCache.m
+//  YYCache <https://github.com/ibireme/YYCache>
+//
+//  Created by ibireme on 15/2/13.
+//  Copyright (c) 2015 ibireme.
+//
+//  This source code is licensed under the MIT-style license found in the
+//  LICENSE file in the root directory of this source tree.
+//
+
+#import "YYCache.h"
+#import "YYMemoryCache.h"
+#import "YYDiskCache.h"
+
+@implementation YYCache
+
+- (instancetype) init {
+    NSLog(@"Use \"initWithName\" or \"initWithPath\" to create YYCache instance.");
+    return [self initWithPath:@""];
+}
+
+- (instancetype)initWithName:(NSString *)name {
+    if (name.length == 0) return nil;
+    NSString *cacheFolder = [NSSearchPathForDirectoriesInDomains(NSCachesDirectory, NSUserDomainMask, YES) firstObject];
+    NSString *path = [cacheFolder stringByAppendingPathComponent:name];
+    return [self initWithPath:path];
+}
+
+- (instancetype)initWithPath:(NSString *)path {
+    if (path.length == 0) return nil;
+    YYDiskCache *diskCache = [[YYDiskCache alloc] initWithPath:path];
+    if (!diskCache) return nil;
+    NSString *name = [path lastPathComponent];
+    YYMemoryCache *memoryCache = [YYMemoryCache new];
+    memoryCache.name = name;
+    
+    self = [super init];
+    _name = name;
+    _diskCache = diskCache;
+    _memoryCache = memoryCache;
+    return self;
+}
+
++ (instancetype)cacheWithName:(NSString *)name {
+    return [[self alloc] initWithName:name];
+}
+
++ (instancetype)cacheWithPath:(NSString *)path {
+    return [[self alloc] initWithPath:path];
+}
+
+- (BOOL)containsObjectForKey:(NSString *)key {
+    return [_memoryCache containsObjectForKey:key] || [_diskCache containsObjectForKey:key];
+}
+
+- (void)containsObjectForKey:(NSString *)key withBlock:(void (^)(NSString *key, BOOL contains))block {
+    if (!block) return;
+    
+    if ([_memoryCache containsObjectForKey:key]) {
+        dispatch_async(dispatch_get_global_queue(DISPATCH_QUEUE_PRIORITY_DEFAULT, 0), ^{
+            block(key, YES);
+        });
+    } else  {
+        [_diskCache containsObjectForKey:key withBlock:block];
+    }
+}
+
+- (id<NSCoding>)objectForKey:(NSString *)key {
+    id<NSCoding> object = [_memoryCache objectForKey:key];
+    if (!object) {
+        object = [_diskCache objectForKey:key];
+        if (object) {
+            [_memoryCache setObject:object forKey:key];
+        }
+    }
+    return object;
+}
+
+- (void)objectForKey:(NSString *)key withBlock:(void (^)(NSString *key, id<NSCoding> object))block {
+    if (!block) return;
+    id<NSCoding> object = [_memoryCache objectForKey:key];
+    if (object) {
+        dispatch_async(dispatch_get_global_queue(DISPATCH_QUEUE_PRIORITY_DEFAULT, 0), ^{
+            block(key, object);
+        });
+    } else {
+        [_diskCache objectForKey:key withBlock:^(NSString *key, id<NSCoding> object) {
+            if (object && ![_memoryCache objectForKey:key]) {
+                [_memoryCache setObject:object forKey:key];
+            }
+            block(key, object);
+        }];
+    }
+}
+
+- (void)setObject:(id<NSCoding>)object forKey:(NSString *)key {
+    [_memoryCache setObject:object forKey:key];
+    [_diskCache setObject:object forKey:key];
+}
+
+- (void)setObject:(id<NSCoding>)object forKey:(NSString *)key withBlock:(void (^)(void))block {
+    [_memoryCache setObject:object forKey:key];
+    [_diskCache setObject:object forKey:key withBlock:block];
+}
+
+- (void)removeObjectForKey:(NSString *)key {
+    [_memoryCache removeObjectForKey:key];
+    [_diskCache removeObjectForKey:key];
+}
+
+- (void)removeObjectForKey:(NSString *)key withBlock:(void (^)(NSString *key))block {
+    [_memoryCache removeObjectForKey:key];
+    [_diskCache removeObjectForKey:key withBlock:block];
+}
+
+- (void)removeAllObjects {
+    [_memoryCache removeAllObjects];
+    [_diskCache removeAllObjects];
+}
+
+- (void)removeAllObjectsWithBlock:(void(^)(void))block {
+    [_memoryCache removeAllObjects];
+    [_diskCache removeAllObjectsWithBlock:block];
+}
+
+- (void)removeAllObjectsWithProgressBlock:(void(^)(int removedCount, int totalCount))progress
+                                 endBlock:(void(^)(BOOL error))end {
+    [_memoryCache removeAllObjects];
+    [_diskCache removeAllObjectsWithProgressBlock:progress endBlock:end];
+    
+}
+
+- (NSString *)description {
+    if (_name) return [NSString stringWithFormat:@"<%@: %p> (%@)", self.class, self, _name];
+    else return [NSString stringWithFormat:@"<%@: %p>", self.class, self];
+}
+
+@end