Major improvements since 1.4
- reduced memory footprint for workspace with large number of projects
- reworked import maven project workflow
- new embedded maven runtime based on maven 3.2.1
- new http/https transport based on okhttp
- new maven profile selection UI
- ability to set checksum validation level
- new Warning/Error settings
full list of changes in 1.5.0
https://bugs.eclipse.org/bugs/buglist.cgi?list_id=9255425&product=m2e&query_format=advanced&resolution=FIXED&target_milestone=1.5.0%2FLuna%20M1&target_milestone=1.5.0%2FLuna%20M2&target_milestone=1.5.0%2FLuna%20M3&target_milestone=1.5.0%2FLuna%20M4&target_milestone=1.5.0%2FLuna%20M5&target_milestone=1.5.0%2FLuna%20M6&target_milestone=1.5.0%2FLuna%20M7&target_milestone=1.5.0%2FLuna%20RC2