PHP 7 upgrade

upgrade to PHP 7+ (#8)

composer: upgraded to php 7+
Manager: fixed trait for Nette/SmartObject
tests: fixed travis build

Released version 1.1

diff v1.0.8...v1.1.0

Released version 1.0.8

v1.0.8

LeanMApperSchemaGenerator: on update always cascade

Released version 1.0.7

v1.0.7

typo hotfix

Released version 1.0.6

v1.0.6

LeanMapperSchemaGenerator: fixed missing on update cascade|set null

Released version 1.0.5

• added validation for skipped migration
• improved timestamp behaviour in leanmaper migration

Released version 1.0.4

• added m:ignore and m:ignored to mark property as ignored for database migrations
• added possibility to specify DATE, DATETIME and TIMESTAMP using m:type(date|datetime|timestamp)

Released version 1.0.3

v1.0.3

Migration: fixed migration name

Released version 1.0.2

v1.0.2

Manager: fixed version getter

Released version 1.0.1

• Changed migration status messages
• Added chema generator output
• Added path normalizer for a nicer filepath on all platforms