<commit_before>Category on NSDictionary providing some methods for converting the dictionary's keys to/from under_score/camelCase.

``` objective-c
@interface NSDictionary (TRVSUnderscoreCamelCaseAdditions)

- (NSDictionary *)dictionaryWithCamelCaseKeys;
- (NSDictionary *)dictionaryWithUnderscoreKeys;
@end
```

### Install<commit_msg>add some examples to readme<commit_after>Category on NSDictionary providing some methods for converting the dictionary's keys to/from under_score/camelCase.

``` objective-c
@interface NSDictionary (TRVSUnderscoreCamelCaseAdditions)

- (NSDictionary *)dictionaryWithCamelCaseKeys;
- (NSDictionary *)dictionaryWithUnderscoreKeys;
@end
```

``` objective-c
# E.g.

[@{ @"user_name": @"travisjeffery", @"user_id" : @"Numero Uno" } dictionaryWithCamelCaseKeys];
# =>
@{ @"userName" : @"travisjeffery", @"userId" : @"Numero Uno"};

[@{ @"userName" : @"travisjeffery", @"userId" : @"Numero Uno"} dictionaryWithUnderscoreKeys];
# =>
@{ @"user_name": @"travisjeffery", @"user_id" : @"Numero Uno" };
### Install
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{'dir': 'git-commits-cleaned', 'id': '2904729', 'n_tokens_mistral': 365, 'n_tokens_neox': 340, 'n_words': 73}